IETF Protocols Index - Lynn Wheeler (2020/01/01)

3DESE - (Prop) - The PPP Triple-DES Encryption Protocol (3DESE): 2420 - The PPP Triple-DES Encryption Protocol (3DESE)
802.12-MIB - (Prop) - IEEE 802.12 Interface MIB: 2020 - IEEE 802.12 Interface MIB
802.3-MIB - (Prop) - Definitions of Managed Objects for IEEE 802.3 Repeater Devices using SMIv2: 2108 - Definitions of Managed Objects for IEEE 802.3 Repeater Devices using SMIv2
802.4-MIP - (Hist) - IEEE 802.4 Token Bus MIB: 1230 - IEEE 802.4 Token Bus MIB
802.5-MIB - (Draf) - IEEE 802.5 MIB using SMIv2: 1748 - IEEE 802.5 MIB using SMIv2
802.5-SSR - (Hist) - IEEE 802.5 Station Source Routing MIB using SMIv2: 1749 - IEEE 802.5 Station Source Routing MIB using SMIv2
ABNF - (Stan) - Augmented BNF for Syntax Specifications: ABNF: 2234 - Augmented BNF for Syntax Specifications: ABNF
4234 - Augmented BNF for Syntax Specifications: ABNF
5234 (STD-68) - Augmented BNF for Syntax Specifications: ABNF
ACAP - (Prop) - ACAP -- Application Configuration Access Protocol [port:674]: 2244 - ACAP -- Application Configuration Access Protocol
ALERTS - (Expe) - Techniques for managing asynchronously generated alerts: 1224 - Techniques for Managing Asynchronously Generated Alerts
APP-MIB - (Prop) - Application Management MIB: 2564 - Application Management MIB
APPN-MIB - (Prop) - Definitions of Managed Objects for APPN: 2455 - Definitions of Managed Objects for APPN
ARCH-SNMP - (Stan) - An Architecture for Describing Simple Network Management Protocol (SNMP) Management Frameworks: 3411 (STD-62) - An Architecture for Describing Simple Network Management Protocol (SNMP) Management Frameworks
ARP - (Stan) - Ethernet Address Resolution Protocol: Or converting network protocol addresses to 48. bit Ethernet address for transmission on Ethernet hardware: 826 (STD-37) - Ethernet Address Resolution Protocol: Or converting network protocol addresses to 48.bit Ethernet address for transmission on Ethernet hardware
AT-MIB - (Hist) - AppleTalk Management Information Base II: 1742 - AppleTalk Management Information Base II
ATM - (Prop) - ATM Signaling Support for IP over ATM: 1755 - ATM Signaling Support for IP over ATM
ATM-MIBMAN - (Prop) - Definitions of Managed Objects for ATM Management: 2515 - Definitions of Managed Objects for ATM Management
ATM-TC-OID - (Prop) - Definitions of Textual Conventions and OBJECT-IDENTITIES for ATM Management: 2514 - Definitions of Textual Conventions and OBJECT-IDENTITIES for ATM Management
AUTH-SOCKS - (Prop) - Username/Password Authentication for SOCKS V5: 1929 - Username/Password Authentication for SOCKS V5
BAP-BACP - (Prop) - The PPP Bandwidth Allocation Protocol (BAP) / The PPP Bandwidth Allocation Control Protocol (BACP): 2125 - The PPP Bandwidth Allocation Protocol (BAP) The PPP Bandwidth Allocation Control Protocol (BACP)
BEEP - (Prop) - The Blocks Extensible Exchange Protocol Core: 3080 - The Blocks Extensible Exchange Protocol Core
BGP-4 - (Draf) - A Border Gateway Protocol 4 (BGP-4): 1771 - A Border Gateway Protocol 4 (BGP-4)
4271 - A Border Gateway Protocol 4 (BGP-4)
BGP-4-APP - (Draf) - Application of the Border Gateway Protocol in the Internet: 1772 - Application of the Border Gateway Protocol in the Internet
BGP-4-MIB - (Prop) - Definitions of Managed Objects for the Fourth Version of the Border Gateway Protocol (BGP-4) using SMIv2: 1657 - Definitions of Managed Objects for the Fourth Version of the Border Gateway Protocol (BGP-4) using SMIv2
4273 - Definitions of Managed Objects for BGP-4
BGP-ASC - (Draf) - Autonomous System Confederations for BGP: 3065 - Autonomous System Confederations for BGP
BGP-COMM - (Prop) - BGP Communities Attribute: 1997 - BGP Communities Attribute
BGP-IDRP - (Hist) - A BGP/IDRP Route Server alternative to a full mesh routing: 1863 - A BGP/IDRP Route Server alternative to a full mesh routing
4223 - Reclassification of RFC 1863 to Historic
BGP-MIB - Definitions of Managed Objects for the Border Gateway Protocol: Version 3: 1269 - Definitions of Managed Objects for the Border Gateway Protocol (Version 3)
BGP-OSPF - (Hist) - BGP OSPF Interaction: 1403 - BGP OSPF Interaction
BGP-RR - (Draf) - BGP Route Reflection: An Alternative to Full Mesh Internal BGP (IBGP): 1966 - BGP Route Reflection An alternative to full mesh IBGP
4456 - BGP Route Reflection: An Alternative to Full Mesh Internal BGP (IBGP)
BGP3 - (Hist) - Border Gateway Protocol 3 (BGP-3): 1267 - A Border Gateway Protocol 3 (BGP-3)
BGP4/IDRP - (Hist) - BGP4/IDRP for IP---OSPF Interaction: 1745 - BGP4/IDRP for IP---OSPF Interaction
BOOTP - (Draf) - Bootstrap Protocol: 951 - Bootstrap Protocol
BRIDGE-MIB - (Prop) - Definitions of Managed Objects for Bridges: 1493 - Definitions of Managed Objects for Bridges
4188 - Definitions of Managed Objects for Bridges
BVCP - (Hist) - The PPP Banyan Vines Control Protocol (BVCP): 1763 - The PPP Banyan Vines Control Protocol (BVCP)
CFDP - (Expe) - Coherent File Distribution Protocol: 1235 - The Coherent File Distribution Protocol
CHARGEN - (Stan) - Character Generator Protocol [port:19]: 864 (STD-22) - Character Generator Protocol
CIDMID-URL - (Prop) - Content-ID and Message-ID Uniform Resource Locators: 2392 - Content-ID and Message-ID Uniform Resource Locators
CIDR - (Hist) - Applicability Statement for the Implementation of Classless Inter-Domain Routing (CIDR): 1517 - Applicability Statement for the Implementation of Classless Inter-Domain Routing (CIDR)
CIDR-ARCH - (Hist) - An Architecture for IP Address Allocation with CIDR: 1518 - An Architecture for IP Address Allocation with CIDR
CIDR-STRA - Classless Inter-Domain Routing (CIDR): an Address Assignment and Aggregation Strategy: 1519 - Classless Inter-Domain Routing (CIDR): an Address Assignment and Aggregation Strategy
4632 (BCP-122) - Classless Inter-domain Routing (CIDR): The Internet Address Assignment and Aggregation Plan
CIM - (Prop) - Policy Core Information Model -- Version 1 Specification: 3060 - Policy Core Information Model -- Version 1 Specification
3460 - Policy Core Information Model (PCIM) Extensions
CIP - (Prop) - The Architecture of the Common Indexing Protocol (CIP): 2651 - The Architecture of the Common Indexing Protocol (CIP)
CIPX - (Hist) - Compressing IPX Headers Over WAN Media (CIPX): 1553 - Compressing IPX Headers Over WAN Media (CIPX)
CLNP-MULT - (Expe) - Host Group Extensions for CLNP Multicasting: 1768 - Host Group Extensions for CLNP Multicasting
CLNP-TUBA - (Expe) - Use of ISO CLNP in TUBA Environments: 1561 - Use of ISO CLNP in TUBA Environments
CLNS-MIB - (Expe) - CLNS MIB for use with Connectionless Network Protocol (ISO 8473) and End System to Intermediate System (ISO 9542): 1238 - CLNS MIB - for use with Connectionless Network Protocol (ISO 8473) and End System to Intermediate System (ISO 9542)
CLOCK - (Hist) - DCNET Internet Clock Service: 778 - DCNET Internet Clock Service
CMOT - (Hist) - Common Management Information Services and Protocols for the Internet (CMOT and CMIP): 1189 - The Common Management Information Services and Protocols for the Internet
CON-MD5 - (Draf) - The Content-MD5 Header Field: 1864 - The Content-MD5 Header Field
CONF-MIB - (Stan) - Conformance Statements for SMIv2: 2580 (STD-58) - Conformance Statements for SMIv2
CONT-DUR - (Draf) - Content Duration MIME Header Definition: 3803 - Content Duration MIME Header Definition
CONT-MT - (Expe) - Message/External-Body Content-ID Access Type: 1873 - Message/External-Body Content-ID Access Type
CONTENT - (Hist) - Content-type header field for Internet messages: 1049 - Content-type header field for Internet messages
CONV-MIB - (Stan) - Textual Conventions for SMIv2: 2579 (STD-58) - Textual Conventions for SMIv2
COOKIE-JAR - (Expe) - Distributed-protocol authentication scheme: 1004 - Distributed-protocol authentication scheme
COPS - (Prop) - The COPS (Common Open Policy Service) Protocol [port:3288]: 2748 - The COPS (Common Open Policy Service) Protocol
COPS-PR - (Prop) - COPS Usage for Policy Provisioning (COPS-PR): 3084 - COPS Usage for Policy Provisioning (COPS-PR)
Concise-MI - (Stan) - Concise MIB definitions: 1212 (STD-16) - Concise MIB Definitions
DASS - (Expe) - DASS - Distributed Authentication Security Service: 1507 - DASS - Distributed Authentication Security Service
DATA-URL - (Prop) - The 'data' URL scheme: 2397 - The 'data' URL scheme
DAYTIME - (Stan) - Daytime Protocol [port:13]: 867 (STD-25) - Daytime Protocol
DC-MIB - (Prop) - Dial Control Management Information Base using SMIv2: 2128 - Dial Control Management Information Base using SMIv2
DECNET-MIB - (Draf) - DECnet Phase IV MIB Extensions: 1559 - DECnet Phase IV MIB Extensions
DESE-bis - (Prop) - The PPP DES Encryption Protocol, Version 2 (DESE-bis): 2419 - The PPP DES Encryption Protocol, Version 2 (DESE-bis)
DHCP - (Draf) - Dynamic Host Configuration Protocol: 2131 - Dynamic Host Configuration Protocol
DHCP-BOOTP - (Draf) - Interoperation Between DHCP and BOOTP: 1534 - Interoperation Between DHCP and BOOTP
2132 - DHCP Options and BOOTP Vendor Extensions
DHCP-NDS - (Prop) - DHCP Options for Novell Directory Services: 2241 - DHCP Options for Novell Directory Services
DHK-DNS - (Prop) - Storage of Diffie-Hellman Keys in the Domain Name System (DNS): 2539 - Storage of Diffie-Hellman Keys in the Domain Name System (DNS)
DIR-ARP - (Expe) - Directed ARP: 1433 - Directed ARP
DISCARD - (Stan) - Discard Protocol [port:9]: 863 (STD-21) - Discard Protocol
DLSW-MIB - (Prop) - Definitions of Managed Objects for Data Link Switching using SMIv2: 2024 - Definitions of Managed Objects for Data Link Switching using SMIv2
DLUR-MIB - (Prop) - Definitions of Managed Objects for DLUR using SMIv2: 2232 - Definitions of Managed Objects for DLUR using SMIv2
DMF-MAIL - (Expe) - Digest message format: 1153 - Digest Message Format
DNS - (Hist) - Binary Labels in the Domain Name System: 2673 - Binary Labels in the Domain Name System
6891 (STD-75) - Extension Mechanisms for DNS (EDNS(0))
DNS-CLAR - (Prop) - Clarifications to the DNS Specification: 2181 - Clarifications to the DNS Specification
DNS-ENCODE - (Expe) - DNS Encoding of Geographical Location: 1712 - DNS Encoding of Geographical Location
DNS-INFO - (Expe) - Detached Domain Name System (DNS) Information: 2540 - Detached Domain Name System (DNS) Information
DNS-IP - (Expe) - An Experiment in DNS Based IP Routing: 1383 - An Experiment in DNS Based IP Routing
DNS-IZT - (Prop) - Incremental Zone Transfer in DNS: 1995 - Incremental Zone Transfer in DNS
DNS-LOC - (Expe) - A Means for Expressing Location Information in the Domain Name System: 1876 - A Means for Expressing Location Information in the Domain Name System
DNS-MCGAM - (Prop) - Using the Internet DNS to Distribute MIXER Conformant Global Address Mapping (MCGAM): 2163 - Using the Internet DNS to Distribute MIXER Conformant Global Address Mapping (MCGAM)
DNS-NCACHE - (Prop) - Negative Caching of DNS Queries (DNS NCACHE): 2308 - Negative Caching of DNS Queries (DNS NCACHE)
DNS-NOTIFY - (Prop) - A Mechanism for Prompt Notification of Zone Changes (DNS NOTIFY): 1996 - A Mechanism for Prompt Notification of Zone Changes (DNS NOTIFY)
DNS-R-MIB - (Hist) - DNS Resolver MIB Extensions: 1612 - DNS Resolver MIB Extensions
DNS-RR - (Expe) - New DNS RR Definitions: 1183 - New DNS RR Definitions
DNS-S-MIB - (Hist) - DNS Server MIB Extensions: 1611 - DNS Server MIB Extensions
DNS-SECEXT - Domain Name System Security Extensions: 2535 - Domain Name System Security Extensions
DNS-SRV - (Expe) - Remote Service Discovery in the Service Location Protocol (SLP) via DNS SRV: 2782 - A DNS RR for specifying the location of services (DNS SRV)
3832 - Remote Service Discovery in the Service Location Protocol (SLP) via DNS SRV
DNS-UPDATE - (Prop) - Dynamic Updates in the Domain Name System (DNS UPDATE): 2136 - Dynamic Updates in the Domain Name System (DNS UPDATE)
DNSSEC - Domain Name System Security (DNSSEC) Signing Authority: 3008 - Domain Name System Security (DNSSEC) Signing Authority
DOMAIN - (Stan) - Domain names - implementation and specification [port:53]: 1034 (STD-13) - Domain names - concepts and facilities
1035 (STD-13) - Domain names - implementation and specification
DS3-E3-MIB - (Prop) - Definitions of Managed Objects for the DS3/E3 Interface Type: 2496 - Definitions of Managed Objects for the DS3/E3 Interface Type
3896 - Definitions of Managed Objects for the DS3/E3 Interface Type
DSLCP - (Expe) - Dynamically Switched Link Control Protocol: 1307 - Dynamically Switched Link Control Protocol
DSN - (Draf) - An Extensible Message Format for Delivery Status Notifications: 3464 - An Extensible Message Format for Delivery Status Notifications
EBN-MIB - (Prop) - Definitions of Managed Objects for Extended Border Node: 2457 - Definitions of Managed Objects for Extended Border Node
ECHO - (Stan) - Echo Protocol [port:7]: 862 (STD-20) - Echo Protocol
EDNS0 - Extension Mechanisms for DNS (EDNS0): 2671 - Extension Mechanisms for DNS (EDNS0)
6891 (STD-75) - Extension Mechanisms for DNS (EDNS(0))
EGP - (Hist) - Exterior Gateway Protocol formal specification: 904 - Exterior Gateway Protocol formal specification
EHF-MAIL - (Expe) - Encoding Header Field for Internet Messages: 1505 - Encoding Header Field for Internet Messages
EMF-MDN - (Draf) - Message Disposition Notification: 3798 - Message Disposition Notification
8098 (STD-85) - Message Disposition Notification
EMS-CODE - (Draf) - Enhanced Mail System Status Codes: 3463 - Enhanced Mail System Status Codes
ESP - (Prop) - IP Encapsulating Security Payload (ESP): 2406 - IP Encapsulating Security Payload (ESP)
4303 - IP Encapsulating Security Payload (ESP)
ESP3DES - (Expe) - The ESP Triple DES Transform: 1851 - The ESP Triple DES-CBC Transform
ESPDES-CBC - (Prop) - The ESP DES-CBC Cipher Algorithm With Explicit IV: 2405 - The ESP DES-CBC Cipher Algorithm With Explicit IV
ETFTP - (Expe) - Experiments with a Simple File Transfer Protocol for Radio Links using Enhanced Trivial File Transfer Protocol (ETFTP) [port:1818]: 1986 - Experiments with a Simple File Transfer Protocol for Radio Links using Enhanced Trivial File Transfer Protocol (ETFTP)
Equiv - (Hist) - Equivalences between 1988 X.400 and RFC-822 Message Bodies: 1494 - Equivalences between 1988 X.400 and RFC-822 Message Bodies
FDDI-MIB - (Hist) - FDDI Management Information Base: 1285 - FDDI Management Information Base
1512 - FDDI Management Information Base
FFIF - (Draf) - Tag Image File Format Fax eXtended (TIFF-FX) - image/tiff-fx MIME Sub-type Registration: 2301 - File Format for Internet Fax
3250 - Tag Image File Format Fax eXtended (TIFF-FX) - image/tiff-fx MIME Sub-type Registration
3949 - File Format for Internet Fax
3950 - Tag Image File Format Fax eXtended (TIFF-FX) - image/tiff-fx MIME Sub-type Registration
FINGER - (Draf) - The Finger User Information Protocol [port:79]: 1288 - The Finger User Information Protocol
FOOBAR - (Expe) - FTP Operation Over Big Address Records (FOOBAR): 1639 - FTP Operation Over Big Address Records (FOOBAR)
FR-MIB - (Prop) - Definitions of Managed Objects for Frame Relay Service: 2954 - Definitions of Managed Objects for Frame Relay Service
FRAME-MIB - (Draf) - Management Information Base for Frame Relay DTEs Using SMIv2: 2115 - Management Information Base for Frame Relay DTEs Using SMIv2
FTP - (Stan) - File Transfer Protocol [port:21]: 959 (STD-9) - File Transfer Protocol
1415 - FTP-FTAM Gateway Specification
3659 - Extensions to FTP
FTPSECEXT - (Prop) - FTP Security Extensions: 2228 - FTP Security Extensions
GGP - (Hist) - DARPA Internet gateway: 823 - DARPA Internet gateway
GKMP-ARCH - (Expe) - Group Key Management Protocol (GKMP) Architecture: 2094 - Group Key Management Protocol (GKMP) Architecture
GKMP-SPEC - (Expe) - Group Key Management Protocol (GKMP) Specification: 2093 - Group Key Management Protocol (GKMP) Specification
GPS-AR - (Expe) - GPS-Based Addressing and Routing: 2009 - GPS-Based Addressing and Routing
GQOS - (Prop) - Specification of Guaranteed Quality of Service: 2212 - Specification of Guaranteed Quality of Service
GRE - (Prop) - Generic Routing Encapsulation (GRE): 2784 - Generic Routing Encapsulation (GRE)
GSN - (Prop) - IP and ARP over HIPPI-6400 (GSN): 2835 - IP and ARP over HIPPI-6400 (GSN)
GSSAPI-KER - (Prop) - The Kerberos Version 5 GSS-API Mechanism: 1964 - The Kerberos Version 5 GSS-API Mechanism
GSSAPI-SOC - (Prop) - GSS-API Authentication Method for SOCKS Version 5: 1961 - GSS-API Authentication Method for SOCKS Version 5
HARPOON - (Hist) - Rules for downgrading messages from X.400/88 to X.400/84 when MIME content-types are present in the messages: 1496 - Rules for downgrading messages from X.400/88 to X.400/84 when MIME content-types are present in the messages
HEMS - (Hist) - High-level Entity Management System (HEMS) [port:151]: 1021 - High-level Entity Management System HEMS
HFEP - (Hist) - Proposed Host-Front End Protocol: 929 - Proposed Host-Front End Protocol
HMAC-MD5 - (Prop) - HMAC-MD5 IP Authentication with Replay Prevention: 2085 - HMAC-MD5 IP Authentication with Replay Prevention
HMP - (Hist) - Host Monitoring Protocol: 869 - Host Monitoring Protocol
HOSTNAME - (Hist) - Hostname Server [port:101]: 953 - Hostname Server
HPR-MIB - (Prop) - Definitions of Managed Objects for HPR using SMIv2: 2238 - Definitions of Managed Objects for HPR using SMIv2
HTCP - (Expe) - Hyper Text Caching Protocol (HTCP/0.0) [port:4827]: 2756 - Hyper Text Caching Protocol (HTCP/0.0)
HTTP - (Draf) - Hypertext Transfer Protocol -- HTTP/1.1 [port:80]: 2616 - Hypertext Transfer Protocol -- HTTP/1.1
7230 - Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing
HTTP-RVSA - (Expe) - HTTP Remote Variant Selection Algorithm -- RVSA/1.0: 2296 - HTTP Remote Variant Selection Algorithm -- RVSA/1.0
IARP - (Draf) - Inverse Address Resolution Protocol: 2390 - Inverse Address Resolution Protocol
ICALENDAR - (Prop) - Internet Calendaring and Scheduling Core Object Specification (iCalendar): 2445 - Internet Calendaring and Scheduling Core Object Specification (iCalendar)
ICMP - (Stan) - Internet Control Message Protocol: 792 (STD-5) - Internet Control Message Protocol
ICMP-DM - (Hist) - ICMP Domain Name Messages: 1788 - ICMP Domain Name Messages
6918 - Formally Deprecating Some ICMPv4 Message Types
ICMP-ROUT - (Prop) - ICMP Router Discovery Messages: 1256 - ICMP Router Discovery Messages
ICMP-SEC - (Expe) - ICMP Security Failures Messages: 2521 - ICMP Security Failures Messages
ICMPv6 - (Draf) - Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) Specification: 2463 - Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) Specification
4443 (STD-89) - Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) Specification
ICMPv6-MIB - (Hist) - Management Information Base for IP Version 6: ICMPv6 Group: 2466 - Management Information Base for IP Version 6: ICMPv6 Group
IDENT - (Prop) - Identification Protocol [port:113]: 1413 - Identification Protocol
IDENT-MIB - (Hist) - Identification MIB: 1414 - Ident MIB
IDPR - (Hist) - Inter-Domain Policy Routing Protocol Specification: Version 1: 1479 - Inter-Domain Policy Routing Protocol Specification: Version 1
IDPR-ARCH - (Hist) - An Architecture for Inter-Domain Policy Routing: 1478 - An Architecture for Inter-Domain Policy Routing
IGMP - (Prop) - Internet Group Management Protocol, Version 3: 1112 (STD-5) - Host extensions for IP multicasting
3376 - Internet Group Management Protocol, Version 3
IKE - The Internet Key Exchange (IKE): 2409 - The Internet Key Exchange (IKE)
IMAP-URL - (Prop) - IMAP URL Scheme: 2192 - IMAP URL Scheme
5092 - IMAP URL Scheme
IMAP2 - (Expe) - Interactive Mail Access Protocol: Version 2: 1176 - Interactive Mail Access Protocol - Version 2
IMAP3 - (Hist) - Interactive Mail Access Protocol: Version 3 [port:220]: 1203 - Interactive Mail Access Protocol - Version 3
IMAP4-ACL - (Prop) - IMAP4 Access Control List (ACL) Extension: 2086 - IMAP4 ACL extension
4314 - IMAP4 Access Control List (ACL) Extension
IMAP4-AUTH - (Prop) - IMAP4 Authentication Mechanisms: 1731 - IMAP4 Authentication mechanisms
IMAP4-IDLE - (Prop) - IMAP4 IDLE command: 2177 - IMAP4 IDLE command
IMAP4-LIT - (Prop) - IMAP4 non-synchronizing literals: 2088 - IMAP4 non-synchronizing literals
7888 - IMAP4 Non-synchronizing Literals
IMAP4-QUO - (Prop) - IMAP4 QUOTA extension: 2087 - IMAP4 QUOTA extension
IMAP4LOGIN - (Prop) - IMAP4 Login Referrals: 2221 - IMAP4 Login Referrals
IMAP4MAIL - (Prop) - IMAP4 Mailbox Referrals: 2193 - IMAP4 Mailbox Referrals
IMAP4NAME - (Prop) - IMAP4 Namespace: 2342 - IMAP4 Namespace
IMAP4UIDPL - (Prop) - Internet Message Access Protocol (IMAP) - UIDPLUS extension: 2359 - IMAP4 UIDPLUS extension
4315 - Internet Message Access Protocol (IMAP) - UIDPLUS extension
IMAPPOPAU - (Prop) - IMAP/POP AUTHorize Extension for Simple Challenge/Response: 2195 - IMAP/POP AUTHorize Extension for Simple Challenge/Response
IMAPv4 - (Prop) - INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1: 3501 - INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1
IMIP - (Prop) - iCalendar Message-Based Interoperability Protocol (iMIP) [port:11319]: 2447 - iCalendar Message-Based Interoperability Protocol (iMIP)
6047 - iCalendar Message-Based Interoperability Protocol (iMIP)
IN-ENCAP - (Expe) - Scheme for an internet encapsulation protocol: Version 1: 1241 - A Scheme for an Internet Encapsulation Protocol: Version 1
INTERGRMIB - (Draf) - The Interfaces Group MIB: 2863 - The Interfaces Group MIB
IOTP-HTTP - (Prop) - Internet Open Trading Protocol (IOTP) HTTP Supplement: 2935 - Internet Open Trading Protocol (IOTP) HTTP Supplement
IP - (Stan) - Internet Protocol: 791 (STD-5) - Internet Protocol
IP-ARC - (Stan) - Transmitting IP traffic over ARCNET networks: 1201 (STD-46) - Transmitting IP Traffic over ARCNET Networks
IP-ATM - (Prop) - Classical IP and ARP over ATM: 2225 - Classical IP and ARP over ATM
IP-AUTH - (Prop) - IP Authentication Header: 2402 - IP Authentication Header
4302 - IP Authentication Header
IP-AX.25 - (Expe) - Internet protocol encapsulation of AX.25 frames: 1226 - Internet Protocol Encapsulation of AX.25 Frames
IP-CMPRS - (Prop) - Compressing TCP/IP headers for low-speed serial links: 1144 - Compressing TCP/IP headers for low-speed serial links
IP-DC - (Stan) - DCN local-network protocols: 891 (STD-44) - DCN local-network protocols
IP-DVMRP - (Expe) - Distance Vector Multicast Routing Protocol: 1075 - Distance Vector Multicast Routing Protocol
IP-E - (Stan) - Standard for the transmission of IP datagrams over Ethernet networks: 894 (STD-41) - Standard for the transmission of IP datagrams over Ethernet networks
IP-EE - (Stan) - Standard for the transmission of IP datagrams over experimental Ethernet networks: 895 (STD-42) - Standard for the transmission of IP datagrams over experimental Ethernet networks
IP-Echo - (Expe) - IP Echo Host Service: 2075 - IP Echo Host Service
IP-FDDI - (Stan) - Transmission of IP and ARP over FDDI Networks: 1390 (STD-36) - Transmission of IP and ARP over FDDI Networks
IP-FR - (Stan) - Multiprotocol Interconnect over Frame Relay: 2427 (STD-55) - Multiprotocol Interconnect over Frame Relay
IP-HC - (Stan) - Internet Protocol on Network System's HYPERchannel: Protocol specification: 1044 (STD-45) - Internet Protocol on Network System's HYPERchannel: Protocol specification
IP-HIPPI - (Draf) - IP over HIPPI: 2067 - IP over HIPPI
IP-IEEE - (Stan) - Standard for the transmission of IP datagrams over IEEE 802 networks: 1042 (STD-43) - Standard for the transmission of IP datagrams over IEEE 802 networks
IP-IPX - (Stan) - Standard for the transmission of 802.2 packets over IPX networks: 1132 (STD-49) - Standard for the transmission of 802.2 packets over IPX networks
IP-MAC - (Hist) - IP Authentication using Keyed SHA1 with Interleaved Padding (IP-MAC): 2841 - IP Authentication using Keyed SHA1 with Interleaved Padding (IP-MAC)
IP-MTU - (Draf) - Path MTU discovery: 1191 - Path MTU Discovery
IP-NETBIOS - (Stan) - Standard for the transmission of IP datagrams over NetBIOS networks: 1088 (STD-48) - Standard for the transmission of IP datagrams over NetBIOS networks
IP-SCSI - (Expe) - Encapsulating IP with the Small Computer System Interface: 2143 - Encapsulating IP with the Small Computer System Interface
IP-SLIP - (Stan) - Nonstandard for transmission of IP datagrams over serial lines: SLIP: 1055 (STD-47) - Nonstandard for transmission of IP datagrams over serial lines: SLIP
IP-SMDS - (Stan) - Transmission of IP datagrams over the SMDS Service: 1209 (STD-52) - The Transmission of IP Datagrams over the SMDS Service
IP-TR-MC - (Hist) - IP Multicast over Token-Ring Local Area Networks: 1469 - IP Multicast over Token-Ring Local Area Networks
IP-WB - (Stan) - Host Access Protocol specification: 907 (STD-40) - Host Access Protocol specification
IP-X.25 - (Draf) - Multiprotocol Interconnect on X.25 and ISDN in the Packet Mode: 1356 - Multiprotocol Interconnect on X.25 and ISDN in the Packet Mode
IPCOM-PPP - (Prop) - IP Header Compression over PPP: 3544 - IP Header Compression over PPP
IPCOMP - (Prop) - IP Payload Compression Protocol (IPComp): 3173 - IP Payload Compression Protocol (IPComp)
IPENCAPIP - (Prop) - IP Encapsulation within IP: 2003 - IP Encapsulation within IP
IPNG - (Prop) - The Recommendation for the IP Next Generation Protocol: 1752 - The Recommendation for the IP Next Generation Protocol
IPOA-MIB - (Prop) - Definitions of Managed Objects for Classical IP and ARP Over ATM Using SMIv2 (IPOA-MIB): 2320 - Definitions of Managed Objects for Classical IP and ARP Over ATM Using SMIv2 (IPOA-MIB)
IPP-DG - (Expe) - Design Goals for an Internet Printing Protocol: 2567 - Design Goals for an Internet Printing Protocol
IPP-E-T - (Prop) - Internet Printing Protocol/1.1: IPP URL Scheme: 2910 - Internet Printing Protocol/1.1: Encoding and Transport
3380 - Internet Printing Protocol (IPP): Job and Printer Set Operations
3381 - Internet Printing Protocol (IPP): Job Progress Attributes
3382 - Internet Printing Protocol (IPP): The 'collection' attribute syntax
3510 - Internet Printing Protocol/1.1: IPP URL Scheme
8010 (STD-92) - Internet Printing Protocol/1.1: Encoding and Transport
8011 (STD-92) - Internet Printing Protocol/1.1: Model and Semantics
IPP-M-S - (Prop) - Internet Printing Protocol/1.1: Model and Semantics: 2911 - Internet Printing Protocol/1.1: Model and Semantics
8011 (STD-92) - Internet Printing Protocol/1.1: Model and Semantics
IPP-RAT - (Expe) - Rationale for the Structure of the Model and Protocol for the Internet Printing Protocol: 2568 - Rationale for the Structure of the Model and Protocol for the Internet Printing Protocol
IPPM-MET - (Prop) - IPPM Metrics for Measuring Connectivity: 2678 - IPPM Metrics for Measuring Connectivity
IPSEC - (Prop) - Security Architecture for the Internet Protocol: 2401 - Security Architecture for the Internet Protocol
4301 - Security Architecture for the Internet Protocol
IPSO - (Hist) - U.S. Department of Defense Security Options for the Internet Protocol: 1108 - U.S. Department of Defense Security Options for the Internet Protocol
IPV6 - (Draf) - Internet Protocol, Version 6 (IPv6) Specification: 2460 - Internet Protocol, Version 6 (IPv6) Specification
8200 (STD-86) - Internet Protocol, Version 6 (IPv6) Specification
IPV6-AUTO - (Draf) - IPv6 Stateless Address Autoconfiguration: 2462 - IPv6 Stateless Address Autoconfiguration
4862 - IPv6 Stateless Address Autoconfiguration
IPV6-ND - (Draf) - Neighbor Discovery for IP version 6 (IPv6): 2461 - Neighbor Discovery for IP Version 6 (IPv6)
4861 - Neighbor Discovery for IP version 6 (IPv6)
IPX-IP - (Hist) - Tunneling IPX traffic through IP networks: 1234 - Tunneling IPX Traffic through IP Networks
IPXCP - (Hist) - The PPP Internetworking Packet Exchange Control Protocol (IPXCP): 1552 - The PPP Internetwork Packet Exchange Control Protocol (IPXCP)
IPv6-NBMA - (Prop) - IPv6 over Non-Broadcast Multiple Access (NBMA) networks: 2491 - IPv6 over Non-Broadcast Multiple Access (NBMA) networks
IPv6-PPP - (Draf) - IP Version 6 over PPP: 2472 - IP Version 6 over PPP
5072 - IP Version 6 over PPP
IPv6ATMNET - (Prop) - IPv6 over ATM Networks: 2492 - IPv6 over ATM Networks
IRCP - (Expe) - Internet Relay Chat Protocol: 1459 - Internet Relay Chat Protocol
IRTP - (Expe) - Internet Reliable Transaction Protocol functional and interface specification: 938 - Internet Reliable Transaction Protocol functional and interface specification
IS-IS - (Prop) - Use of OSI IS-IS for routing in TCP/IP and dual environments: 1195 - Use of OSI IS-IS for Routing in TCP/IP and Dual Environments
ISAKMP - Internet Security Association and Key Management Protocol (ISAKMP) [port:500]: 2408 - Internet Security Association and Key Management Protocol (ISAKMP)
ISAKMPSEC - The Internet IP Security Domain of Interpretation for ISAKMP: 2407 - The Internet IP Security Domain of Interpretation for ISAKMP
4306 - Internet Key Exchange (IKEv2) Protocol
ISDN-MIB - (Prop) - ISDN Management Information Base using SMIv2: 2127 - ISDN Management Information Base using SMIv2
ISO-TS-ECH - (Draf) - An Echo Function for CLNP (ISO 8473): 1575 - An Echo Function for CLNP (ISO 8473)
ITIP - iCalendar Transport-Independent Interoperability Protocol (iTIP) Scheduling Events, BusyTime, To-dos and Journal Entries: 2446 - iCalendar Transport-Independent Interoperability Protocol (iTIP) Scheduling Events, BusyTime, To-dos and Journal Entries
ITOT - (Prop) - ISO Transport Service on top of TCP (ITOT): 2126 - ISO Transport Service on top of TCP (ITOT)
KERBEROS - (Prop) - The Kerberos Network Authentication Service (V5) [port:88]: 1510 - The Kerberos Network Authentication Service (V5)
4120 - The Kerberos Network Authentication Service (V5)
L2F - (Hist) - Cisco Layer Two Forwarding (Protocol) 'L2F' [port:1701]: 2341 - Cisco Layer Two Forwarding (Protocol) 'L2F'
L2TP - (Prop) - Layer Two Tunneling Protocol 'L2TP' [port:1701]: 2661 - Layer Two Tunneling Protocol 'L2TP'
L2TP-FR - (Prop) - Layer Two Tunneling Protocol (L2TP) over Frame Relay: 3070 - Layer Two Tunneling Protocol (L2TP) over Frame Relay
LDAP - (Prop) - Lightweight Directory Access Protocol (v3): Extension for Transport Layer Security [port:389]: 2830 - Lightweight Directory Access Protocol (v3): Extension for Transport Layer Security
4511 - Lightweight Directory Access Protocol (LDAP): The Protocol
4513 - Lightweight Directory Access Protocol (LDAP): Authentication Methods and Security Mechanisms
LDAP-NIS - (Expe) - An Approach for Using LDAP as a Network Information Service: 2307 - An Approach for Using LDAP as a Network Information Service
LDAP-URL - (Prop) - The LDAP URL Format: 2255 - The LDAP URL Format
4516 - Lightweight Directory Access Protocol (LDAP): Uniform Resource Locator
LDAP3-ATD - (Prop) - Lightweight Directory Access Protocol (v3): Attribute Syntax Definitions: 2252 - Lightweight Directory Access Protocol (v3): Attribute Syntax Definitions
4517 - Lightweight Directory Access Protocol (LDAP): Syntaxes and Matching Rules
LDAP3-UTF8 - (Prop) - Lightweight Directory Access Protocol (v3): UTF-8 String Representation of Distinguished Names: 2253 - Lightweight Directory Access Protocol (v3): UTF-8 String Representation of Distinguished Names
4514 - Lightweight Directory Access Protocol (LDAP): String Representation of Distinguished Names
LDAPV3 - (Prop) - Lightweight Directory Access Protocol (v3): 2251 - Lightweight Directory Access Protocol (v3)
4510 - Lightweight Directory Access Protocol (LDAP): Technical Specification Road Map
LDAPv3 - (Prop) - Lightweight Directory Access Protocol (v3): Extensions for Dynamic Directory Services: 2589 - Lightweight Directory Access Protocol (v3): Extensions for Dynamic Directory Services
LDIF - (Prop) - The LDAP Data Interchange Format (LDIF) - Technical Specification: 2849 - The LDAP Data Interchange Format (LDIF) - Technical Specification
LDP - (Expe) - Loader Debugger Protocol [port:646]: 909 - Loader Debugger Protocol
LIPKEY - (Prop) - LIPKEY - A Low Infrastructure Public Key Mechanism Using SPKM: 2847 - LIPKEY - A Low Infrastructure Public Key Mechanism Using SPKM
MADCAP - (Prop) - Multicast Address Dynamic Client Allocation Protocol (MADCAP) [port:2535]: 2730 - Multicast Address Dynamic Client Allocation Protocol (MADCAP)
MAIL - (Draf) - Standard for the format of ARPA Internet text messages: 822 (STD-11) - Standard for the format of ARPA Internet text messages
2822 - Internet Message Format
5322 - Internet Message Format
MAIL-SERV - (Prop) - Mailbox Names for Common Services, Roles and Functions: 2142 - Mailbox Names for Common Services, Roles and Functions
MAP-MAIL - (Expe) - MaXIM-11 - Mapping between X.400 / Internet mail and Mail-11 mail: 2162 - MaXIM-11 - Mapping between X.400 / Internet mail and Mail-11 mail
MARS-SCSP - (Expe) - A Distributed MARS Service Using SCSP: 2443 - A Distributed MARS Service Using SCSP
MASC - (Hist) - The Multicast Address-Set Claim (MASC) Protocol [port:2587]: 2909 - The Multicast Address-Set Claim (MASC) Protocol
MAU-MIB - (Prop) - Definitions of Managed Objects for IEEE 802.3 Medium Attachment Units (MAUs): 3636 - Definitions of Managed Objects for IEEE 802.3 Medium Attachment Units (MAUs)
4836 - Definitions of Managed Objects for IEEE 802.3 Medium Attachment Units (MAUs)
MEGACO - (Hist) - Gateway Control Protocol Version 1: 3525 - Gateway Control Protocol Version 1
MEXT-BGP4 - (Draf) - Multiprotocol Extensions for BGP-4: 2858 - Multiprotocol Extensions for BGP-4
4760 - Multiprotocol Extensions for BGP-4
MHTML - (Prop) - MIME Encapsulation of Aggregate Documents, such as HTML (MHTML): 2557 - MIME Encapsulation of Aggregate Documents, such as HTML (MHTML)
MIB-I - (Hist) - Management Information Base for network management of TCP/IP-based internets: 1156 - Management Information Base for Network Management of TCP/IP-based internets
MIB-II - (Stan) - Management Information Base for Network Management of TCP/IP-based internets:MIB-II: 1213 (STD-17) - Management Information Base for Network Management of TCP/IP-based internets: MIB-II
MIB-IP - SNMPv2 Management Information Base for the Internet Protocol using SMIv2: 2011 - SNMPv2 Management Information Base for the Internet Protocol using SMIv2
MIB-TCP - (Prop) - SNMPv2 Management Information Base for the Transmission Control Protocol using SMIv2: 2012 - SNMPv2 Management Information Base for the Transmission Control Protocol using SMIv2
4022 - Management Information Base for the Transmission Control Protocol (TCP)
MIB-UDP - (Prop) - SNMPv2 Management Information Base for the User Datagram Protocol using SMIv2: 2013 - SNMPv2 Management Information Base for the User Datagram Protocol using SMIv2
4113 - Management Information Base for the User Datagram Protocol (UDP)
MIME - (Draf) - Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies: 2045 - Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies
MIME-ADPCM - (Draf) - Toll Quality Voice - 32 kbit/s Adaptive Differential Pulse Code Modulation (ADPCM) MIME Sub-type Registration: 3802 - Toll Quality Voice - 32 kbit/s Adaptive Differential Pulse Code Modulation (ADPCM) MIME Sub-type Registration
MIME-CONF - (Draf) - Multipurpose Internet Mail Extensions (MIME) Part Five: Conformance Criteria and Examples: 2049 - Multipurpose Internet Mail Extensions (MIME) Part Five: Conformance Criteria and Examples
MIME-EDI - (Prop) - MIME Encapsulation of EDI Objects: 1767 - MIME Encapsulation of EDI Objects
MIME-EXT - (Prop) - MIME Parameter Value and Encoded Word Extensions: Character Sets, Languages, and Continuations: 2231 - MIME Parameter Value and Encoded Word Extensions: Character Sets, Languages, and Continuations
MIME-Encyp - (Prop) - Security Multiparts for MIME: Multipart/Signed and Multipart/Encrypted: 1847 - Security Multiparts for MIME: Multipart/Signed and Multipart/Encrypted
MIME-MEDIA - (Draf) - Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types: 2046 - Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types
MIME-MODEL - (Prop) - The Model Primary Content Type for Multipurpose Internet Mail Extensions: 2077 - The Model Primary Content Type for Multipurpose Internet Mail Extensions
MIME-MSG - (Draf) - MIME (Multipurpose Internet Mail Extensions) Part Three: Message Header Extensions for Non-ASCII Text: 2047 - MIME (Multipurpose Internet Mail Extensions) Part Three: Message Header Extensions for Non-ASCII Text
MIME-ODA - (Expe) - A MIME Body Part for ODA: 2161 - A MIME Body Part for ODA
MIME-PGP - (Prop) - MIME Security with Pretty Good Privacy (PGP): 2015 - MIME Security with Pretty Good Privacy (PGP)
3156 - MIME Security with OpenPGP
MIME-RELAT - (Prop) - The MIME Multipart/Related Content-type: 2387 - The MIME Multipart/Related Content-type
MIME-RPT - The Multipart/Report Content Type for the Reporting of Mail System Administrative Messages: 3462 - The Multipart/Report Content Type for the Reporting of Mail System Administrative Messages
6522 (STD-73) - The Multipart/Report Media Type for the Reporting of Mail System Administrative Messages
MIME-Sec - (Hist) - MIME Object Security Services: 1848 - MIME Object Security Services
MIME-UNI - (Expe) - Using Unicode with MIME: 1641 - Using Unicode with MIME
MIME-VCARD - vCard MIME Directory Profile: 2426 - vCard MIME Directory Profile
6350 - vCard Format Specification
MIME-VP2 - (Draf) - Voice Profile for Internet Mail - version 2 (VPIMv2): 3801 - Voice Profile for Internet Mail - version 2 (VPIMv2)
MIME-VPIM - (Prop) - VPIM Voice Message MIME Sub-type Registration: 2423 - VPIM Voice Message MIME Sub-type Registration
MIN-PSTN - (Draf) - Minimal GSTN address format in Internet Mail: 3191 - Minimal GSTN address format in Internet Mail
MINFAX-IM - (Draf) - Minimal FAX address format in Internet Mail: 3192 - Minimal FAX address format in Internet Mail
MINI-IP - (Prop) - Minimal Encapsulation within IP: 2004 - Minimal Encapsulation within IP
MIXER - (Prop) - MIXER (Mime Internet X.400 Enhanced Relay): Mapping between X.400 and RFC 822/MIME: 2156 - MIXER (Mime Internet X.400 Enhanced Relay): Mapping between X.400 and RFC 822/MIME
MLD-IPv6 - (Prop) - Multicast Listener Discovery (MLD) for IPv6: 2710 - Multicast Listener Discovery (MLD) for IPv6
MOBILEIPMI - (Prop) - The Definitions of Managed Objects for IP Mobility Support using SMIv2: 2006 - The Definitions of Managed Objects for IP Mobility Support using SMIv2
MOBILEIPSU - (Prop) - IP Mobility Support for IPv4, Revised: 3344 - IP Mobility Support for IPv4
5944 - IP Mobility Support for IPv4, Revised
MODEM-MIB - (Hist) - Modem Management Information Base (MIB) using SMIv2: 1696 - Modem Management Information Base (MIB) using SMIv2
MPD-SNMP - (Stan) - Message Processing and Dispatching for the Simple Network Management Protocol (SNMP): 3412 (STD-62) - Message Processing and Dispatching for the Simple Network Management Protocol (SNMP)
MPLS - (Prop) - Multiprotocol Label Switching Architecture: 3031 - Multiprotocol Label Switching Architecture
MPM - (Hist) - Internet Message Protocol [port:45]: 759 - Internet Message Protocol
MPP - (Expe) - Message Posting Protocol (MPP) [port:218]: 1204 - Message Posting Protocol (MPP)
MSP2 - (Expe) - Message Send Protocol 2: 1312 - Message Send Protocol
MTU-IPV6 - (Draf) - Path MTU Discovery for IP version 6: 1981 - Path MTU Discovery for IP version 6
8201 (STD-87) - Path MTU Discovery for IP version 6
MULTI-UNI - (Prop) - Support for Multicast over UNI 3.0/3.1 based ATM Networks: 2022 - Support for Multicast over UNI 3.0/3.1 based ATM Networks
MZAP - (Hist) - Multicast-Scope Zone Announcement Protocol (MZAP) [port:2106]: 2776 - Multicast-Scope Zone Announcement Protocol (MZAP)
MacMIME - (Prop) - MIME Encapsulation of Macintosh Files - MacMIME: 1740 - MIME Encapsulation of Macintosh files - MacMIME
NAI - (Prop) - The Network Access Identifier: 2486 - The Network Access Identifier
4282 - The Network Access Identifier
7542 - The Network Access Identifier
NAPTR - (Prop) - Dynamic Delegation Discovery System (DDDS) Part Two: The Algorithm: 3402 - Dynamic Delegation Discovery System (DDDS) Part Two: The Algorithm
3403 - Dynamic Delegation Discovery System (DDDS) Part Three: The Domain Name System (DNS) Database
3404 - Dynamic Delegation Discovery System (DDDS) Part Four: The Uniform Resource Identifiers (URI) Resolution Application
NARP - (Expe) - NBMA Address Resolution Protocol (NARP): 1735 - NBMA Address Resolution Protocol (NARP)
NAT-PT - (Hist) - Network Address Translation - Protocol Translation (NAT-PT): 2766 - Network Address Translation - Protocol Translation (NAT-PT)
NETBIOS - (Stan) - Protocol standard for a NetBIOS service on a TCP/UDP transport: Detailed specifications: 1001 (STD-19) - Protocol standard for a NetBIOS service on a TCP/UDP transport: Concepts and methods
1002 (STD-19) - Protocol standard for a NetBIOS service on a TCP/UDP transport: Detailed specifications
NETBLT - (Expe) - NETBLT: A bulk data transfer protocol: 998 - NETBLT: A bulk data transfer protocol
NETED - (Hist) - NETED: A Common Editor for the ARPA Network: 569 - NETED: A common editor for the ARPA network
NETFAX - (Hist) - A File Format for the Exchange of Images in the Internet: 1314 - A File Format for the Exchange of Images in the Internet
NETRJS - (Hist) - NETRJS Protocol: 740 - NETRJS Protocol
NETWAREIP - (Prop) - NetWare/IP Domain Name and Information: 2242 - NetWare/IP Domain Name and Information
NFILE - (Hist) - NFILE - a file access protocol: 1037 - NFILE - a file access protocol
NFSv4 - (Prop) - Network File System (NFS) version 4 Protocol: 3530 - Network File System (NFS) version 4 Protocol
7530 - Network File System (NFS) Version 4 Protocol
NHRP - (Prop) - NBMA Next Hop Resolution Protocol (NHRP): 2332 - NBMA Next Hop Resolution Protocol (NHRP)
NHRP-MIB - (Prop) - Definitions of Managed Objects for the NBMA Next Hop Resolution Protocol (NHRP): 2677 - Definitions of Managed Objects for the NBMA Next Hop Resolution Protocol (NHRP)
NHRP-MNHCS - (Expe) - NHRP with Mobile NHCs: 2520 - NHRP with Mobile NHCs
NHRP-SCSP - (Prop) - A Distributed NHRP Service Using SCSP: 2335 - A Distributed NHRP Service Using SCSP
NICNAME - (Draf) - WHOIS Protocol Specification [port:43]: 954 - NICNAME/WHOIS
3912 - WHOIS Protocol Specification
NNTP - (Prop) - Network News Transfer Protocol (NNTP) [port:119]: 977 - Network News Transfer Protocol: A Proposed Standard for the Stream-Based Transmission of News
3977 - Network News Transfer Protocol (NNTP)
NTP-OSI - (Expe) - Network Time Protocol (NTP) over the OSI Remote Operations Service: 1165 - Network Time Protocol (NTP) over the OSI Remote Operations Service
NTPV3 - Network Time Protocol (Version 3) Specification, Implementation: 1305 - Network Time Protocol (v3)
ODMR-SMTP - (Prop) - ON-DEMAND MAIL RELAY (ODMR) SMTP with Dynamic IP Addresses: 2645 - ON-DEMAND MAIL RELAY (ODMR) SMTP with Dynamic IP Addresses
OIM-MIB-II - (Hist) - OSI internet management: Management Information Base: 1214 - OSI Internet Management: Management Information Base
ONE-PASS - (Stan) - A One-Time Password System: 2289 (STD-61) - A One-Time Password System
OPS-MIB - (Stan) - Version 2 of the Protocol Operations for the Simple Network Management Protocol (SNMP): 3416 (STD-62) - Version 2 of the Protocol Operations for the Simple Network Management Protocol (SNMP)
OR-ADD - (Prop) - Representing the O/R Address hierarchy in the X.500 Directory Information Tree: 2294 - Representing the O/R Address hierarchy in the X.500 Directory Information Tree
OSI-NSAP - (Draf) - Guidelines for OSI NSAP Allocation in the Internet: 1629 - Guidelines for OSI NSAP Allocation in the Internet
OSI-UDP - (Hist) - OSI connectionless transport services on top of UDP: Version 1: 1240 - OSI Connectionless Transport Services on top of UDP - Version: 1
OSPF-DC - (Prop) - Extending OSPF to Support Demand Circuits: 1793 - Extending OSPF to Support Demand Circuits
OSPF-DIG - (Expe) - OSPF with Digital Signatures: 2154 - OSPF with Digital Signatures
OSPF-LSA - (Prop) - The OSPF Opaque LSA Option: 2370 - The OSPF Opaque LSA Option
5250 - The OSPF Opaque LSA Option
OSPF-MIB - (Prop) - OSPF Version 2 Management Information Base: 1850 - OSPF Version 2 Management Information Base
4750 - OSPF Version 2 Management Information Base
OSPF-Multi - (Hist) - Multicast Extensions to OSPF: 1584 - Multicast Extensions to OSPF
OSPF-NSSA - (Prop) - The OSPF Not-So-Stubby Area (NSSA) Option: 3101 - The OSPF Not-So-Stubby Area (NSSA) Option
OSPF-OVFL - (Expe) - OSPF Database Overflow: 1765 - OSPF Database Overflow
OSPF2 - (Stan) - OSPF Version 2: 2328 (STD-54) - OSPF Version 2
OTP-ER - (Prop) - OTP Extended Responses: 2243 - OTP Extended Responses
OTP-SASL - (Prop) - The One-Time-Password SASL Mechanism: 2444 - The One-Time-Password SASL Mechanism
PEM-ALG - (Hist) - Privacy Enhancement for Internet Electronic Mail: Part III: 1423 - Privacy Enhancement for Internet Electronic Mail: Part III: Algorithms, Modes, and Identifiers
PEM-CKM - (Hist) - Privacy Enhancement for Internet Electronic Mail: Part II: 1422 - Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key Management
PEM-ENC - (Hist) - Privacy Enhancement for Internet Electronic Mail: Part I: 1421 - Privacy Enhancement for Internet Electronic Mail: Part I: Message Encryption and Authentication Procedures
PEM-KEY - (Hist) - Privacy Enhancement for Internet Electronic Mail: Part IV: 1424 - Privacy Enhancement for Internet Electronic Mail: Part IV: Key Certification and Related Services
PHOTURIS-E - (Expe) - Photuris: Extended Schemes and Attributes: 2523 - Photuris: Extended Schemes and Attributes
PHOTURIS-S - (Expe) - Photuris: Session-Key Management Protocol: 2522 - Photuris: Session-Key Management Protocol
PIB - (Prop) - Structure of Policy Provisioning Information (SPPI): 3159 - Structure of Policy Provisioning Information (SPPI)
PIM-SM - (Prop) - Protocol Independent Multicast-Sparse Mode (PIM-SM): Protocol Specification: 2362 - Protocol Independent Multicast-Sparse Mode (PIM-SM): Protocol Specification
4601 - Protocol Independent Multicast - Sparse Mode (PIM-SM): Protocol Specification (Revised)
7761 (STD-83) - Protocol Independent Multicast - Sparse Mode (PIM-SM): Protocol Specification (Revised)
PKICMP - (Prop) - Internet X.509 Public Key Infrastructure Certificate Management Protocols: 2510 - Internet X.509 Public Key Infrastructure Certificate Management Protocols
4210 - Internet X.509 Public Key Infrastructure Certificate Management Protocol (CMP)
PKIX - (Prop) - X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP: 2560 - X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP
6960 - X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP
POP-URL - (Prop) - POP URL Scheme: 2384 - POP URL Scheme
POP2 - (Hist) - Post Office Protocol: Version 2 [port:109]: 937 - Post Office Protocol - version 2
POP3 - (Stan) - Post Office Protocol - Version 3 [port:110]: 1939 (STD-53) - Post Office Protocol - Version 3
POP3-AUTH - (Prop) - The Post Office Protocol (POP3) Simple Authentication and Security Layer (SASL) Authentication Mechanism: 1734 - POP3 AUTHentication command
5034 - The Post Office Protocol (POP3) Simple Authentication and Security Layer (SASL) Authentication Mechanism
POP3-EXT - (Prop) - POP3 Extension Mechanism: 2449 - POP3 Extension Mechanism
PPP - (Stan) - The Point-to-Point Protocol (PPP): 1661 (STD-51) - The Point-to-Point Protocol (PPP)
PPP-AAL - (Prop) - PPP Over AAL5: 2364 - PPP Over AAL5
PPP-ATCP - (Hist) - The PPP AppleTalk Control Protocol (ATCP): 1378 - The PPP AppleTalk Control Protocol (ATCP)
PPP-BCP - (Prop) - Point-to-Point Protocol (PPP) Bridging Control Protocol (BCP): 3518 - Point-to-Point Protocol (PPP) Bridging Control Protocol (BCP)
PPP-CCP - (Prop) - The PPP Compression Control Protocol (CCP): 1962 - The PPP Compression Control Protocol (CCP)
PPP-CHAP - (Draf) - PPP Challenge Handshake Authentication Protocol (CHAP): 1994 - PPP Challenge Handshake Authentication Protocol (CHAP)
PPP-DNCP - (Draf) - The PPP DECnet Phase IV Control Protocol (DNCP): 1762 - The PPP DECnet Phase IV Control Protocol (DNCP)
PPP-EAP - (Prop) - Extensible Authentication Protocol (EAP): 3748 - Extensible Authentication Protocol (EAP)
PPP-ECP - (Prop) - The PPP Encryption Control Protocol (ECP): 1968 - The PPP Encryption Control Protocol (ECP)
PPP-FRAME - (Prop) - PPP in Frame Relay: 1973 - PPP in Frame Relay
PPP-FUNI - (Prop) - PPP Over FUNI: 2363 - PPP Over FUNI
PPP-HDLC - (Stan) - PPP in HDLC-like Framing: 1662 (STD-51) - PPP in HDLC-like Framing
PPP-IPCP - (Prop) - The PPP Internet Protocol Control Protocol (IPCP): 1332 - The PPP Internet Protocol Control Protocol (IPCP)
PPP-ISDN - (Prop) - PPP over ISDN: 1618 - PPP over ISDN
PPP-LCP - (Prop) - PPP LCP Extensions: 1570 - PPP LCP Extensions
PPP-LINK - (Draf) - PPP Link Quality Monitoring: 1989 - PPP Link Quality Monitoring
PPP-MP - (Draf) - The PPP Multilink Protocol (MP): 1990 - The PPP Multilink Protocol (MP)
PPP-NBFCP - (Prop) - The PPP NetBIOS Frames Control Protocol (NBFCP): 2097 - The PPP NetBIOS Frames Control Protocol (NBFCP)
PPP-OSINLC - (Prop) - The PPP OSI Network Layer Control Protocol (OSINLCP): 1377 - The PPP OSI Network Layer Control Protocol (OSINLCP)
PPP-SDL - (Expe) - PPP over Simple Data Link (SDL) using SONET/SDH with ATM-like framing: 2823 - PPP over Simple Data Link (SDL) using SONET/SDH with ATM-like framing
PPP-SNACP - (Prop) - The PPP SNA Control Protocol (SNACP): 2043 - The PPP SNA Control Protocol (SNACP)
PPP-TRANS - (Prop) - PPP Reliable Transmission: 1663 - PPP Reliable Transmission
PPP-X25 - (Prop) - PPP in X.25: 1598 - PPP in X.25
PPP/Bridge - (Hist) - The Definitions of Managed Objects for the Bridge Network Control Protocol of the Point-to-Point Protocol: 1474 - The Definitions of Managed Objects for the Bridge Network Control Protocol of the Point-to-Point Protocol
PPP/IPMIB - (Prop) - The Definitions of Managed Objects for the IP Network Control Protocol of the Point-to-Point Protocol: 1473 - The Definitions of Managed Objects for the IP Network Control Protocol of the Point-to-Point Protocol
PPP/LCPMIB - (Prop) - The Definitions of Managed Objects for the Link Control Protocol of the Point-to-Point Protocol: 1471 - The Definitions of Managed Objects for the Link Control Protocol of the Point-to-Point Protocol
PPP/SECMIB - (Prop) - The Definitions of Managed Objects for the Security Protocols of the Point-to-Point Protocol: 1472 - The Definitions of Managed Objects for the Security Protocols of the Point-to-Point Protocol
Print-MIB - (Prop) - Printer MIB v2: 3805 - Printer MIB v2
QUOTE - (Stan) - Quote of the Day Protocol: 865 (STD-23) - Quote of the Day Protocol
RADIUS - (Draf) - Remote Authentication Dial In User Service (RADIUS) [port:1812]: 2865 - Remote Authentication Dial In User Service (RADIUS)
RAP - (Expe) - RAP: Internet Route Access Protocol [port:38] [port:256]: 1476 - RAP: Internet Route Access Protocol
RARP - (Stan) - Reverse Address Resolution Protocol: 903 (STD-38) - Reverse Address Resolution Protocol
RATP - (Hist) - Reliable Asynchronous Transfer Protocol (RATP): 916 - Reliable Asynchronous Transfer Protocol RATP
RDBMS-MIB - (Prop) - Relational Database Management System (RDBMS) Management Information Base (MIB) using SMIv2: 1697 - Relational Database Management System (RDBMS) Management Information Base (MIB) using SMIv2
RDP - (Expe) - Version 2 of the Reliable Data Protocol (RDP): 908 - Reliable Data Protocol
1151 - Version 2 of the Reliable Data Protocol (RDP)
REM-PRINT - (Expe) - Principles of Operation for the TPC.INT Subdomain: Remote Printing -- Technical Procedures: 1528 - Principles of Operation for the TPC.INT Subdomain: Remote Printing -- Technical Procedures
RIP - (Hist) - Routing Information Protocol: 1058 - Routing Information Protocol
RIP-DC - (Prop) - Extensions to RIP to Support Demand Circuits: 1582 - Extensions to RIP to Support Demand Circuits
RIP-TRIG - (Prop) - Triggered Extensions to RIP to Support Demand Circuits: 2091 - Triggered Extensions to RIP to Support Demand Circuits
RIP2 - (Stan) - RIP Version 2: 2453 (STD-56) - RIP Version 2
RIP2-APP - (Stan) - RIP Version 2 Protocol Applicability Statement: 1722 (STD-57) - RIP Version 2 Protocol Applicability Statement
RIP2-MD5 - (Prop) - RIPv2 Cryptographic Authentication: 2082 - RIP-2 MD5 Authentication
4822 - RIPv2 Cryptographic Authentication
RIP2-MIB - (Draf) - RIP Version 2 MIB Extension: 1724 - RIP Version 2 MIB Extension
RIPNG-IPV6 - (Prop) - RIPng for IPv6: 2080 - RIPng for IPv6
RJE - (Hist) - Remote Job Entry Protocol [port:5]: 407 - Remote Job Entry Protocol
RLP - (Expe) - Resource Location Protocol [port:39]: 887 - Resource Location Protocol
RMCP - (Expe) - Remote Mail Checking Protocol: 1339 - Remote Mail Checking Protocol
RMON-MIB - (Draf) - Remote Network Monitoring Management Information Base Version 2 using SMIv2: 2021 - Remote Network Monitoring Management Information Base Version 2 using SMIv2
2819 (STD-59) - Remote Network Monitoring Management Information Base
2895 - Remote Network Monitoring MIB Protocol Identifier Reference
3395 - Remote Network Monitoring MIB Protocol Identifier Reference Extensions
4502 - Remote Network Monitoring Management Information Base Version 2
ROUT-ALERT - (Prop) - IP Router Alert Option: 2113 - IP Router Alert Option
RPC - (Draf) - RPC: Remote Procedure Call Protocol Specification Version 2: 1831 - RPC: Remote Procedure Call Protocol Specification Version 2
5531 - RPC: Remote Procedure Call Protocol Specification Version 2
RPCSEC-GSS - (Prop) - RPCSEC_GSS Protocol Specification: 2203 - RPCSEC_GSS Protocol Specification
RPSL - (Prop) - Routing Policy System Replication: 2622 - Routing Policy Specification Language (RPSL)
2769 - Routing Policy System Replication
RSVP - (Prop) - Resource ReSerVation Protocol (RSVP) -- Version 1 Functional Specification: 2205 - Resource ReSerVation Protocol (RSVP) -- Version 1 Functional Specification
3097 - RSVP Cryptographic Authentication -- Updated Message Type Value
RSVP-IPSEC - (Prop) - RSVP Extensions for IPSEC Data Flows: 2207 - RSVP Extensions for IPSEC Data Flows
RSVP-IS - (Prop) - The Use of RSVP with IETF Integrated Services: 2210 - The Use of RSVP with IETF Integrated Services
RSVP-MIB - (Prop) - RSVP Management Information Base using SMIv2: 2206 - RSVP Management Information Base using SMIv2
RTELNET - (Hist) - Remote User Telnet service [port:107]: 818 - Remote User Telnet service
RTP - (Stan) - RTP: A Transport Protocol for Real-Time Applications: 3550 (STD-64) - RTP: A Transport Protocol for Real-Time Applications
RTP-AV - (Stan) - RTP Profile for Audio and Video Conferences with Minimal Control: 3551 (STD-65) - RTP Profile for Audio and Video Conferences with Minimal Control
RTP-CELLB - (Prop) - RTP Payload Format of Sun's CellB Video Encoding: 2029 - RTP Payload Format of Sun's CellB Video Encoding
RTP-H.261 - (Prop) - RTP Payload Format for H.261 Video Streams: 2032 - RTP Payload Format for H.261 Video Streams
4587 - RTP Payload Format for H.261 Video Streams
RTP-MPEG - (Prop) - RTP Payload Format for MPEG1/MPEG2 Video: 2250 - RTP Payload Format for MPEG1/MPEG2 Video
2343 - RTP Payload Format for Bundled MPEG
RTP-RAD - (Prop) - RTP Payload for Redundant Audio Data: 2198 - RTP Payload for Redundant Audio Data
RTSP - (Prop) - Real Time Streaming Protocol (RTSP) [port:554]: 2326 - Real Time Streaming Protocol (RTSP)
7826 - Real-Time Streaming Protocol Version 2.0
RWP - (Expe) - Remote Write Protocol - Version 1.0: 1756 - REMOTE WRITE PROTOCOL - VERSION 1.0
SACK - (Prop) - An Extension to the Selective Acknowledgement (SACK) Option for TCP: 2883 - An Extension to the Selective Acknowledgement (SACK) Option for TCP
SAP - (Expe) - Session Announcement Protocol: 2974 - Session Announcement Protocol
SASL - (Prop) - The Kerberos V5 ('GSSAPI') Simple Authentication and Security Layer (SASL) Mechanism: 2222 - Simple Authentication and Security Layer (SASL)
4422 - Simple Authentication and Security Layer (SASL)
4752 - The Kerberos V5 ('GSSAPI') Simple Authentication and Security Layer (SASL) Mechanism
SASL-ANON - (Prop) - Anonymous Simple Authentication and Security Layer (SASL) Mechanism: 2245 - Anonymous SASL Mechanism
4505 - Anonymous Simple Authentication and Security Layer (SASL) Mechanism
SAToP - (Prop) - Structure-Agnostic Time Division Multiplexing (TDM) over Packet (SAToP): 4553 - Structure-Agnostic Time Division Multiplexing (TDM) over Packet (SAToP)
SC-DNS - (Prop) - Storing Certificates in the Domain Name System (DNS): 2538 - Storing Certificates in the Domain Name System (DNS)
4398 - Storing Certificates in the Domain Name System (DNS)
SCSP - (Prop) - Server Cache Synchronization Protocol (SCSP): 2334 - Server Cache Synchronization Protocol (SCSP)
SDLCSMIv2 - (Hist) - Definitions of Managed Objects for SNA Data Link Control (SDLC) using SMIv2: 1747 - Definitions of Managed Objects for SNA Data Link Control: SDLC
SDP - (Prop) - SDP: Session Description Protocol: 2327 - SDP: Session Description Protocol
3107 - Carrying Label Information in BGP-4
4566 - SDP: Session Description Protocol
8277 - Using BGP to Bind MPLS Labels to Address Prefixes
SFTP - (Hist) - Simple File Transfer Protocol [port:115]: 913 - Simple File Transfer Protocol
SGML-MT - (Expe) - SGML Media Types: 1874 - SGML Media Types
SGMP - (Hist) - Simple Gateway Monitoring Protocol [port:153]: 1028 - Simple Gateway Monitoring Protocol
SIFT - (Expe) - SIFT/UFT: Sender-Initiated/Unsolicited File Transfer: 1440 - SIFT/UFT: Sender-Initiated/Unsolicited File Transfer
SIIT - (Prop) - Stateless IP/ICMP Translation Algorithm (SIIT): 2765 - Stateless IP/ICMP Translation Algorithm (SIIT)
6145 - IP/ICMP Translation Algorithm
7915 - IP/ICMP Translation Algorithm
SIP - (Prop) - Session Initiation Protocol (SIP): Locating SIP Servers [port:5060]: 3261 - SIP: Session Initiation Protocol
3262 - Reliability of Provisional Responses in Session Initiation Protocol (SIP)
3263 - Session Initiation Protocol (SIP): Locating SIP Servers
3264 - An Offer/Answer Model with Session Description Protocol (SDP)
3265 - Session Initiation Protocol (SIP)-Specific Event Notification
3853 - S/MIME Advanced Encryption Standard (AES) Requirement for the Session Initiation Protocol (SIP)
6665 - SIP-Specific Event Notification
SIP-MIB - (Draf) - Definitions of Managed Objects for SMDS Interfaces using SMIv2: 1694 - Definitions of Managed Objects for SMDS Interfaces using SMIv2
SLM-APP - (Prop) - Definitions of System-Level Managed Objects for Applications: 2287 - Definitions of System-Level Managed Objects for Applications
SLP - (Prop) - Vendor Extensions for Service Location Protocol, Version 2 [port:1605]: 2165 - Service Location Protocol
3224 - Vendor Extensions for Service Location Protocol, Version 2
SLPv2 - (Prop) - Attribute List Extension for the Service Location Protocol: 3059 - Attribute List Extension for the Service Location Protocol
SMFAX-IM - (Draf) - A Simple Mode of Facsimile Using Internet Mail: 2305 - A Simple Mode of Facsimile Using Internet Mail
3965 - A Simple Mode of Facsimile Using Internet Mail
SMI - (Stan) - Structure and identification of management information for TCP/IP-based internets: 1155 (STD-16) - Structure and Identification of Management Information for TCP/IP-based Internets
SMIv2 - (Stan) - Structure of Management Information Version 2 (SMIv2): 2578 (STD-58) - Structure of Management Information Version 2 (SMIv2)
SMKD - (Expe) - Scalable Multicast Key Distribution: 1949 - Scalable Multicast Key Distribution
SMTP - (Draf) - Simple Mail Transfer Protocol [port:25]: 821 (STD-10) - Simple Mail Transfer Protocol
2821 - Simple Mail Transfer Protocol
5321 - Simple Mail Transfer Protocol
SMTP-DSN - (Draf) - Simple Mail Transfer Protocol (SMTP) Service Extension for Delivery Status Notifications (DSNs): 3461 - Simple Mail Transfer Protocol (SMTP) Service Extension for Delivery Status Notifications (DSNs)
SMTP-ENH - (Prop) - SMTP Service Extension for Returning Enhanced Error Codes: 2034 - SMTP Service Extension for Returning Enhanced Error Codes
SMTP-ETRN - (Prop) - SMTP Service Extension for Remote Message Queue Starting: 1985 - SMTP Service Extension for Remote Message Queue Starting
SMTP-Pipe - (Stan) - SMTP Service Extension for Command Pipelining: 2920 (STD-60) - SMTP Service Extension for Command Pipelining
SMTP-SIZE - (Stan) - SMTP Service Extension for Message Size Declaration: 1870 (STD-10) - SMTP Service Extension for Message Size Declaration
SMX - (Expe) - Script MIB Extensibility Protocol Version 1.1: 3179 - Script MIB Extensibility Protocol Version 1.1
SNA - (Prop) - Serial Number Arithmetic: 1982 - Serial Number Arithmetic
SNANAU-APP - (Prop) - Definitions of Managed Objects for APPC using SMIv2: 2051 - Definitions of Managed Objects for APPC using SMIv2
SNANAU-MIB - (Hist) - Definitions of Managed Objects for SNA NAUs using SMIv2: 1666 - Definitions of Managed Objects for SNA NAUs using SMIv2
SNMP - (Hist) - Simple Network Management Protocol (SNMP) [port:161]: 1157 - A Simple Network Management Protocol (SNMP)
2742 - Definitions of Managed Objects forExtensible SNMP Agents
SNMP-ADMIN - (Hist) - SNMP Administrative Model: 1351 - SNMP Administrative Model
SNMP-APP - (Stan) - Simple Network Management Protocol (SNMP) Applications: 3413 (STD-62) - Simple Network Management Protocol (SNMP) Applications
SNMP-AT - (Hist) - SNMP over AppleTalk: 1419 - SNMP over AppleTalk
SNMP-BULK - (Expe) - Bulk Table Retrieval with the SNMP: 1187 - Bulk Table Retrieval with the SNMP
SNMP-DPI - (Expe) - Simple Network Management Protocol Distributed Protocol Interface Version 2.0: 1592 - Simple Network Management Protocol Distributed Protocol Interface Version 2.0
SNMP-IPX - (Prop) - SNMP over IPX: 1420 - SNMP over IPX
SNMP-LAPB - (Prop) - SNMP MIB Extension for X.25 LAPB: 1381 - SNMP MIB Extension for X.25 LAPB
SNMP-MUX - (Hist) - SNMP MUX protocol and MIB: 1227 - SNMP MUX Protocol and MIB
SNMP-OSI - (Hist) - SNMP over OSI: 1418 - SNMP over OSI
SNMP-PARTY - (Hist) - Definitions of Managed Objects for Administration of SNMP Parties: 1353 - Definitions of Managed Objects for Administration of SNMP Parties
SNMP-SEC - (Hist) - SNMP Security Protocols: 1352 - SNMP Security Protocols
SNMP-X.25 - (Prop) - SNMP MIB Extension for the X.25 Packet Layer: 1382 - SNMP MIB Extension for the X.25 Packet Layer
SNMPV2AI - (Hist) - An Administrative Infrastructure for SNMPv2: 1909 - An Administrative Infrastructure for SNMPv2
SNMPV2CB - (Hist) - Introduction to Community-based SNMPv2: 1901 - Introduction to Community-based SNMPv2
SNMPV2SM - (Hist) - User-based Security Model for SNMPv2: 1910 - User-based Security Model for SNMPv2
SNMPv2 - (Hist) - Introduction to version 2 of the Internet-standard Network Management Framework: 1441 - Introduction to version 2 of the Internet-standard Network Management Framework
SNMPv2-MIB - (Stan) - Management Information Base (MIB) for the Simple Network Management Protocol (SNMP): 3418 (STD-62) - Management Information Base (MIB) for the Simple Network Management Protocol (SNMP)
SOCKSV5 - (Prop) - SOCKS Protocol Version 5: 1928 - SOCKS Protocol Version 5
SPKM - (Prop) - The Simple Public-Key GSS-API Mechanism (SPKM): 2025 - The Simple Public-Key GSS-API Mechanism (SPKM)
SRB-MIB - (Hist) - Definitions of Managed Objects for Source Routing Bridges: 1525 - Definitions of Managed Objects for Source Routing Bridges
ST2 - (Hist) - Internet Stream Protocol Version 2 (ST2) Protocol Specification - Version ST2+: 1819 - Internet Stream Protocol Version 2 (ST2) Protocol Specification - Version ST2+
STATSRV - (Hist) - Statistics server [port:133]: 996 - Statistics server
STD-MIBs - (Hist) - Reassignment of experimental MIBs to standard MIBs: 1239 - Reassignment of Experimental MIBs to Standard MIBs
STR-LDAP - (Prop) - The String Representation of LDAP Search Filters: 2254 - The String Representation of LDAP Search Filters,
4515 - Lightweight Directory Access Protocol (LDAP): String Representation of Search Filters
SUBTABLE - (Prop) - Representing Tables and Subtrees in the X.500 Directory: 2293 - Representing Tables and Subtrees in the X.500 Directory
SUPDUP - (Hist) - SUPDUP Protocol [port:95]: 734 - SUPDUP Protocol
T/TCP - (Hist) - T/TCP -- TCP Extensions for Transactions Functional Specification: 1644 - T/TCP -- TCP Extensions for Transactions Functional Specification
6247 - Moving the Undeployed TCP Extensions RFC 1072, RFC 1106, RFC 1110, RFC 1145, RFC 1146, RFC 1379, RFC 1644, and RFC 1693 to Historic Status
TABLE-MIB - (Prop) - IP Forwarding Table MIB: 2096 - IP Forwarding Table MIB
4292 - IP Forwarding Table MIB
TCN-HTTP - (Expe) - Transparent Content Negotiation in HTTP: 2295 - Transparent Content Negotiation in HTTP
TCP - (Stan) - Transmission Control Protocol: 793 (STD-7) - Transmission Control Protocol
TCP-ACK - (Prop) - TCP Selective Acknowledgment Options: 2018 - TCP Selective Acknowledgement Options
TCP-ACO - (Hist) - TCP alternate checksum options: 1146 - TCP Alternate Checksum Options
6247 - Moving the Undeployed TCP Extensions RFC 1072, RFC 1106, RFC 1110, RFC 1145, RFC 1146, RFC 1379, RFC 1644, and RFC 1693 to Historic Status
TCP-CC - (Draf) - TCP Congestion Control: 2581 - TCP Congestion Control
TCP-EXT - (Prop) - TCP Extensions for High Performance: 1323 - TCP Extensions for High Performance
7323 - TCP Extensions for High Performance
TCP-POS - (Hist) - An Extension to TCP : Partial Order Service: 1693 - An Extension to TCP : Partial Order Service
6247 - Moving the Undeployed TCP Extensions RFC 1072, RFC 1106, RFC 1110, RFC 1145, RFC 1146, RFC 1379, RFC 1644, and RFC 1693 to Historic Status
TCP/IPXMIB - (Expe) - TCP/IPX Connection Mib Specification: 1792 - TCP/IPX Connection Mib Specification
TEL-KER - (Expe) - Telnet Authentication: Kerberos Version 4: 1411 - Telnet Authentication: Kerberos Version 4
TEL-SPX - (Expe) - Telnet Authentication: SPX: 1412 - Telnet Authentication : SPX
TELNET - (Stan) - Telnet Protocol Specification [port:23]: 854 (STD-8) - Telnet Protocol specification
855 (STD-8) - Telnet option specifications
TFTP - (Stan) - The TFTP Protocol (Revision 2) [port:69]: 1350 (STD-33) - THE TFTP PROTOCOL (REVISION 2)
TFTP-Blk - (Draf) - TFTP Blocksize Option: 2348 - TFTP Blocksize Option
TFTP-Ext - (Draf) - TFTP Option Extension: 2347 - TFTP Option Extension
TFTP-MULTI - (Expe) - TFTP Multicast Option: 2090 - TFTP Multicast Option
TFTP-Opt - (Draf) - TFTP Timeout Interval and Transfer Size Options: 2349 - TFTP Timeout Interval and Transfer Size Options
THINWIRE - (Hist) - Thinwire protocol for connecting personal computers to the Internet: 914 - Thinwire protocol for connecting personal computers to the Internet
TIFF - (Draf) - Tag Image File Format (TIFF) - image/tiff MIME Sub-type Registration: 3302 - Tag Image File Format (TIFF) - image/tiff MIME Sub-type Registration
TIME - (Stan) - Time Protocol [port:37]: 868 (STD-26) - Time Protocol
TIPV3 - (Prop) - Transaction Internet Protocol Version 3.0: 2371 - Transaction Internet Protocol Version 3.0
TKEY-RR - (Prop) - Secret Key Establishment for DNS (TKEY RR): 2930 - Secret Key Establishment for DNS (TKEY RR)
TLS - (Prop) - Addition of Kerberos Cipher Suites to Transport Layer Security (TLS): 2712 - Addition of Kerberos Cipher Suites to Transport Layer Security (TLS)
TMUX - (Hist) - Transport Multiplexing Protocol (TMux): 1692 - Transport Multiplexing Protocol (TMux)
TN2370E-RT - (Prop) - Definitions of Protocol and Managed Objects for TN3270E Response Time Collection Using SMIv2 (TN3270E-RT-MIB): 2562 - Definitions of Protocol and Managed Objects for TN3270E Response Time Collection Using SMIv2 (TN3270E-RT-MIB)
TN3270E - (Draf) - TN3270 Enhancements: 2355 - TN3270 Enhancements
TOPT-3270 - (Hist) - Telnet 3270 regime option: 1041 - Telnet 3270 regime option
TOPT-AUTH - (Prop) - Telnet Authentication Option: 2941 - Telnet Authentication Option
TOPT-BIN - (Stan) - Telnet Binary Transmission: 856 (STD-27) - Telnet binary transmission
TOPT-BYTE - (Prop) - Revised Telnet byte macro option: 735 - Revised Telnet byte macro option
TOPT-CHARS - (Expe) - TELNET CHARSET Option: 2066 - TELNET CHARSET Option
TOPT-COMPO - (Expe) - Telnet Com Port Control Option: 2217 - Telnet Com Port Control Option
TOPT-DATA - (Prop) - Telnet Data Entry Terminal option: DODIIS implementation: 1043 - Telnet Data Entry Terminal option: DODIIS implementation
TOPT-ECHO - (Stan) - Telnet Echo Option: 857 (STD-28) - Telnet echo option
TOPT-ENVIR - (Prop) - Telnet Environment Option: 1408 - Telnet Environment Option
1572 - Telnet Environment Option
TOPT-EOR - (Prop) - Telnet end of record option: 885 - Telnet end of record option
TOPT-EXT - Telnet extended ASCII option: 698 - Telnet extended ASCII option
TOPT-EXTOP - (Stan) - Telnet Extended Options: List Option: 861 (STD-32) - Telnet extended options: List option
TOPT-LINE - (Draf) - Telnet Linemode Option: 1184 - Telnet Linemode Option
TOPT-LOGO - (Prop) - Telnet logout option: 727 - Telnet logout option
TOPT-NAWS - (Prop) - Telnet window size option: 1073 - Telnet window size option
TOPT-OCRD - (Hist) - Telnet output carriage-return disposition option: 652 - Telnet output carriage-return disposition option
TOPT-OFD - (Hist) - Telnet output formfeed disposition option: 655 - Telnet output formfeed disposition option
TOPT-OHT - (Hist) - Telnet output horizontal tabstops option: 653 - Telnet output horizontal tabstops option
TOPT-OHTD - (Hist) - Telnet output horizontal tab disposition option: 654 - Telnet output horizontal tab disposition option
TOPT-OLD - (Hist) - Telnet output linefeed disposition: 658 - Telnet output linefeed disposition
TOPT-OM - (Prop) - Output marking Telnet option: 933 - Output marking Telnet option
TOPT-OVT - (Hist) - Telnet output vertical tabstops option: 656 - Telnet output vertical tabstops option
TOPT-OVTD - (Hist) - Telnet output vertical tab disposition option: 657 - Telnet output vertical tab disposition option
TOPT-REM - (Prop) - Remote Controlled Transmission and Echoing Telnet option: 726 - Remote Controlled Transmission and Echoing Telnet option
TOPT-RFC - (Prop) - Telnet Remote Flow Control Option: 1372 - Telnet Remote Flow Control Option
TOPT-SNDL - (Prop) - Telnet send-location option: 779 - Telnet send-location option
TOPT-STAT - (Stan) - Telnet Status Option: 859 (STD-30) - Telnet status option
TOPT-SUP - (Prop) - Telnet SUPDUP option: 736 - Telnet SUPDUP option
TOPT-SUPO - (Prop) - Telnet SUPDUP-Output option: 749 - Telnet SUPDUP-Output option
TOPT-SUPP - (Stan) - Telnet Suppress Go Ahead Option: 858 (STD-29) - Telnet Suppress Go Ahead option
TOPT-TACAC - (Prop) - TACACS user identification Telnet option: 927 - TACACS user identification Telnet option
TOPT-TERM - (Prop) - Telnet terminal-type option: 1091 - Telnet terminal-type option
TOPT-TIM - (Stan) - Telnet Timing Mark Option: 860 (STD-31) - Telnet timing mark option
TOPT-TLN - (Prop) - Telnet terminal location number option: 946 - Telnet terminal location number option
TOPT-TS - (Prop) - Telnet terminal speed option: 1079 - Telnet terminal speed option
TOPT-X.3 - (Hist) - Telnet X.3 PAD option: 1053 - Telnet X.3 PAD option
TOPT-XDL - (Prop) - Telnet X display location option: 1096 - Telnet X display location option
TP-IX - (Hist) - TP/IX: The Next Internet: 1475 - TP/IX: The Next Internet
6814 - Formally Deprecating Some IPv4 Options
TP-TCP - (Stan) - ISO transport services on top of the TCP: Version 3: 1006 (STD-35) - ISO transport services on top of the TCP: Version: 3
TRACE-IP - (Hist) - Traceroute Using an IP Option: 1393 - Traceroute Using an IP Option
6814 - Formally Deprecating Some IPv4 Options
TRANS-IPV6 - (Prop) - Transition Mechanisms for IPv6 Hosts and Routers: 2893 - Transition Mechanisms for IPv6 Hosts and Routers
4213 - Basic Transition Mechanisms for IPv6 Hosts and Routers
TRANS-MIB - (Stan) - Transport Mappings for the Simple Network Management Protocol (SNMP): 3417 (STD-62) - Transport Mappings for the Simple Network Management Protocol (SNMP)
TSA - (Prop) - Internet X.509 Public Key Infrastructure Time-Stamp Protocol (TSP): 3161 - Internet X.509 Public Key Infrastructure Time-Stamp Protocol (TSP)
TSIG - (Prop) - Secret Key Transaction Authentication for DNS (TSIG): 2845 - Secret Key Transaction Authentication for DNS (TSIG)
TSWTCM - (Expe) - A Time Sliding Window Three Colour Marker (TSWTCM): 2859 - A Time Sliding Window Three Colour Marker (TSWTCM)
TXT-DIR - A MIME Content-Type for Directory Information: 2425 - A MIME Content-Type for Directory Information
6350 - vCard Format Specification
UDP - (Stan) - User Datagram Protocol: 768 (STD-6) - User Datagram Protocol
UNARP - (Expe) - ARP Extension - UNARP: 1868 - ARP Extension - UNARP
UNI-SIG - (Prop) - ATM Signalling Support for IP over ATM - UNI Signalling 4.0 Update: 2331 - ATM Signalling Support for IP over ATM - UNI Signalling 4.0 Update
UPS-MIB - (Info) - UPS Management Information Base: 1628 - UPS Management Information Base
URAS - (Expe) - Uniform Resource Agents (URAs): 2016 - Uniform Resource Agents (URAs)
URI-ATT - (Prop) - Definition of an X.500 Attribute Type and an Object Class to Hold Uniform Resource Identifiers (URIs): 2079 - Definition of an X.500 Attribute Type and an Object Class to Hold Uniform Resource Identifiers (URIs)
URI-GEN - (Stan) - Uniform Resource Identifiers (URI): Generic Syntax: 2396 - Uniform Resource Identifiers (URI): Generic Syntax
3986 (STD-66) - Uniform Resource Identifier (URI): Generic Syntax
URL - (Prop) - Uniform Resource Locators (URL): 1738 - Uniform Resource Locators (URL)
1808 - Relative Uniform Resource Locators
4248 - The telnet URI Scheme
URL-ACC - (Prop) - Definition of the URL MIME External-Body Access-Type: 2017 - Definition of the URL MIME External-Body Access-Type
URLAUTH - (Prop) - Message Submission BURL Extension: 4468 - Message Submission BURL Extension
URLMAILTO - The mailto URL scheme: 2368 - The mailto URL scheme
URLZ39.50 - (Prop) - Uniform Resource Locators for Z39.50: 2056 - Uniform Resource Locators for Z39.50
URN-SYNTAX - (Prop) - URN Syntax: 2141 - URN Syntax
8141 - Uniform Resource Names (URNs)
USERS - (Stan) - Active users: 866 (STD-24) - Active users
USM-SNMPV3 - (Stan) - User-based Security Model (USM) for version 3 of the Simple Network Management Protocol (SNMPv3): 3414 (STD-62) - User-based Security Model (USM) for version 3 of the Simple Network Management Protocol (SNMPv3)
UTF-8 - (Stan) - UTF-8, a transformation format of ISO 10646: 3629 (STD-63) - UTF-8, a transformation format of ISO 10646
VACM-SNMP - (Stan) - View-based Access Control Model (VACM) for the Simple Network Management Protocol (SNMP): 3415 (STD-62) - View-based Access Control Model (VACM) for the Simple Network Management Protocol (SNMP)
VEMMI-URL - (Prop) - VEMMI URL Specification: 2122 - VEMMI URL Specification
VMTP - (Expe) - VMTP: Versatile Message Transaction Protocol: 1045 - VMTP: Versatile Message Transaction Protocol: Protocol specification
VPNI - (Prop) - Virtual Private Networks Identifier: 2685 - Virtual Private Networks Identifier
VRRP - Virtual Router Redundancy Protocol (VRRP): 3768 - Virtual Router Redundancy Protocol (VRRP)
WEBDAV - (Prop) - HTTP Extensions for Web Distributed Authoring and Versioning (WebDAV): 2518 - HTTP Extensions for Distributed Authoring -- WEBDAV
4918 - HTTP Extensions for Web Distributed Authoring and Versioning (WebDAV)
WHOIS++ - (Hist) - Architecture of the WHOIS++ service: 1835 - Architecture of the WHOIS++ service
WHOIS++A - (Hist) - Architecture of the Whois++ Index Service: 1913 - Architecture of the Whois++ Index Service
WHOIS++M - (Hist) - How to Interact with a Whois++ Mesh: 1914 - How to interact with a Whois++ mesh
X.500-NAME - (Expe) - Managing the X.500 Root Naming Context: 2120 - Managing the X.500 Root Naming Context
X.509-CRMF - (Prop) - Internet X.509 Public Key Infrastructure Certificate Request Message Format (CRMF): 2511 - Internet X.509 Certificate Request Message Format
4211 - Internet X.509 Public Key Infrastructure Certificate Request Message Format (CRMF)
X25-MIB - (Hist) - SNMP MIB extension for Multiprotocol Interconnect over X.25: 1461 - SNMP MIB extension for MultiProtocol Interconnect over X.25
X500-CHART - (Expe) - Charting Networks in the X.500 Directory: 1609 - Charting Networks in the X.500 Directory
X500-DIR - (Expe) - Representing IP Information in the X.500 Directory: 1608 - Representing IP Information in the X.500 Directory
XDR - (Stan) - XDR: External Data Representation Standard: 1832 - XDR: External Data Representation Standard
4506 (STD-67) - XDR: External Data Representation Standard
XNSCP - (Hist) - The PPP XNS IDP Control Protocol (XNSCP): 1764 - The PPP XNS IDP Control Protocol (XNSCP)