The table below lists the Requests for Comments (RFCs) supported by the Cisco
Internetwork Operating System (Cisco IOS) software as of Cisco IOS Release 11.3,
in descending numerical order. RFCs that have been superseded or replaced are
identified, as are RFCs that are partially supported or supported only from
Software Release 9.21 forward.
Cisco-Supported Requests for Comments
| Standard Number
| Standard Title
|
|---|
| RFC 2125
|
| PPP Bandwidth Allocation Protocol (BAP)
PPP Bandwidth
Allocation Control Protocol (BACP)
|
| RFC 2037
|
| Entity MIB
|
| RFC 2018
|
| TCP Selective Acknowledgment Options
|
| RFC 1997
|
| BGP Communities Attribute
|
| RFC 1994
| Supersedes RFC 1334
| PPP Challenge Handshake Authentication Protocol (CHAP)
|
| RFC 1990
| Supersedes RFC 1717
| The PPP Multilink Protocol (MP)
|
| RFC 1989
| Supersedes RFC 1333
| PPP Link Quality Monitoring
|
| RFC 1918
|
| Address Allocation for Private Internet Space
|
| RFC 1907
|
| Management Information Base for Simple Network Management
Protocol (SNMPv2)
|
| RFC 1906
|
| Transport Mappings for Version 2 of the Simple Network
Management Protocol (SNMPv2)
|
| RFC 1905
|
| Protocol Operations for Version 2 of the Simple Network
Management Protocol (SNMPv2)
|
| RFC 1904
|
| Conformance Statements for Version 2 of the Simple Network
Management Protocol (SNMPv2)
|
| RFC 1903
|
| Textual Conventions for Version 2 of the Simple Network
Management Protocol (SNMPv2)
|
| RFC 1902
|
| Structural Management for Version 2 of the Simple Network
Management Protocol (SNMPv2)
|
| RFC 1901
| Supersedes RFC 1441-1450
| Introduction to Community-based SNMPv2
|
| RFC 1889
|
| RTP---A Transport Protocol for Real-Time Applications
|
| RFC 1850
|
| OSPF Version 2 MIB
|
| RFC 1812
|
| Requirements for IP Version 4 Routers
|
| RFC 1795
|
| DLSw: Switch-to-Switch Protocol
|
| RFC 1793
|
| Extending OSPF to Support Demand Circuits
|
| RFC 1771
|
| A Border Gateway Protocol 4
|
| RFC 1745
|
| BGP4/IDRP for IP---OSPF Interaction
|
| RFC 1724
|
| RIP Version 2 MIB Extension
|
| RFC 1723
|
| RIP Version 2 Carrying Additional Information
|
| RFC 1722
|
| RIP Version 2 Protocol Applicability Statement
|
| RFC 1717
| Replaced by RFC 1990
| The PPP Multilink Protocol (MP)
|
| RFC 1695
|
| Definitions of Managed Objects for ATM Management Version
8.0 using SMIv2
|
| RFC 1661
| Supersedes RFC 1548
| PPP (Point-to-Point Protocol)
|
| RFC 1654
|
| A Border Gateway Protocol (BGP-4)
|
| RFC 1647
|
| TN3270 Enhancements
|
| RFC 1646
|
| Cisco supports LU name selection method only
|
| RFC 1638
|
| PPP Bridging Control Protocol (BCP)
|
| RFC 1634
| Supersedes 1362 and 1551
| Novell Routing over Various WAN Media (IPXWAN)
|
| RFC 1633
|
| Integrated Services in the Internet Architecture: An
Overview
|
| RFC 1631
|
| The IP Network Address Translator
|
| RFC 1618
|
| PPP over ISDN
|
| RFC 1604
|
| Definitions of Managed Objects for Frame Relay Service
|
| RFC 1587
|
| The OSPF Not-So-Stubby Area (NSSA) Option
|
| RFC 1583
| Supersedes RFC 1247
| OSPF Version 2
|
| RFC 1577
|
| Classical IP and ARP over ATM
|
| RFC 1576
|
| TN3270 Current Practices
|
| RFC 1559
|
| DECnet Phase IV MIB Extensions
|
| RFC 1552
|
| The PPP Internetwork Packet Exchange Control Protocol
(IPXCP)
|
| RFC 1549
|
| PPP in HDLC Framing
|
| RFC 1548
| Replaced by RFC 1661
| PPP (Point-to-Point Protocol)
|
| RFC 1541
| Supersedes RFC 1531
| Dynamic Host Configuration Protocol
|
| RFC 1531
| Replaced by RFC 1541
| Dynamic Host Configuration Protocol
|
| RFC 1519
|
| Classless Inter-Domain Routing (CIDR): an Address
Assignment and Aggregation Strategy
|
| RFC 1510
|
| The Kerberos Network Authentication Service (V5)
|
| RFC 1492
|
| Access Control Protocol or TACACS
|
| RFC 1490
|
| Multiprotocol Interconnect over Frame Relay
|
| RFC 1483
|
| Multiprotocol Encapsulation over ATM Adaptation Layer 5
|
| RFC 1469
|
| IP Multicast over Token-Ring Local Area Network
|
| RFC 1450
| Replaced by RFC 1907
| MIB for SNMP Version 2
|
| RFC 1403
|
| BGP OSPF Interaction
|
| RFC 1397
|
| Default Route Advertisement in BGP2 and BGP3
|
| RFC 1395
|
| BootP Extensions
|
| RFC 1393
|
| Traceroute using an IP Option
|
| RFC 1390
|
| Transmission of IP and ARP over FDDI Networks
|
| RFC 1382
|
| SNMP MIB Extension for X.25 Packet Layer
|
| RFC 1381
|
| SNMP MIB Extension for X.25 LAPB
|
| RFC 1378
|
| PPP AppleTalk Control Protocol (ATCP)
|
| RFC 1377
|
| PPP OSI Network Layer Control Protocol (OSINLCP)
|
| RFC 1376
|
| PPP DECnet Phase IV Control Protocol (DNCP)
|
| RFC 1370
|
| Applicability Statement for OSPF
|
| RFC 1362
|
| Novell IPX Over Various WAN Media (IPXWAN)
|
| RFC 1356
|
| Multiprotocol Interconnect on X.25 and ISDN in the Packet
Mode
|
| RFC 1350
|
| TFTP Version 2
|
| RFC 1349
|
| Type of Service in the Internet Protocol Suite
|
| RFC 1348
|
| DNS NSAP RRs
|
| RFC 1334
| Replaced by RFC 1994
| PPP Authentication Protocols
|
| RFC 1333
| Replaced by RFC 1989
| PPP Link Quality Monitoring
|
| RFC 1332
|
| PPP Internet Protocol Control Protocol (IPCP)
|
| RFC 1331
| Replaced by RFC 1548
| PPP for the Transmission of Multi-protocol Datagrams over
Point-to-Point Links
|
| RFC 1323
|
| TCP Extensions for High Performance
|
| RFC 1315
|
| MIB for Frame Relay DTE's
|
| RFC 1305
|
| Network Time Protocol (NTP) Version 3
|
| RFC 1294
| Replaced by RFC1490
| Multiprotocol Interconnect over Frame Relay
|
| RFC 1293
|
| Inverse ARP
|
| RFC 1286
|
| Definitions of Managed Objects for Bridges
|
| RFC 1285
|
| FDDI MIB
|
| RFC 1269
|
| Definitions of Managed Objects for the Border Gateway
Protocol (Version 3)
|
| RFC 1268
|
| Application of BGP in the Internet
|
| RFC 1267
|
| BGP-3
|
| RFC 1256
|
| ICMP Router Discovery Messages
|
| RFC 1253
|
| MIB for OSPF Version 2
|
| RFC 1247
| Replaced by RFC 1583
| OSPF Version 2
|
| RFC 1236
|
| IP-to-X.121 Address Mapping for DDN
|
| RFC 1234
|
| Tunneling IPX Traffic through IP Networks
|
| RFC 1231
|
| IEEE 802.5 Token Ring MIB
|
| RFC 1220
|
| Point-to-Point Protocol (PPP) Extensions for Bridging
|
| RFC 1219
|
| On the Assignment of Subnet Numbers
|
| RFC 1215
|
| Convention for Defining Traps for Use with SNMP
|
| RFC 1213
|
| Management Information Base for Network Management of
TCP/IP-based Internets: MIB-II
|
| RFC 1212
|
| Concise MIB Definitions.
|
| RFC 1209
|
| Transmission of IP Datagrams over SMDS Service
|
| RFC 1196
|
| Finger User Information Protocol
|
| RFC 1195
|
| Use of OSI IS-IS for Routing in TCP/IP in Dual
Environments
|
| RFC 1191
|
| Path MTU Discovery
|
| RFC 1188
| Replaced by RFC 1390
| Proposed Standard for the Transmission of IP Datagrams
over FDDI Networks
|
| RFC 1172
|
| PPP Initial Configuration Options
|
| RFC 1171
| Replaced by RFC 1331
| Point-to-Point Protocol for the Transmission of
Multi-Protocol Datagrams over Point-to-Point links
|
| RFC 1166
|
| Internet Numbers
|
| RFC 1164
|
| Application of the BGP in the Internet
|
| RFC 1163
|
| Border Gateway Protocol (BGP)
|
| RFC 1157
|
| Simple Network Management Protocol (SNMP)
|
| RFC 1156
| Replaced by RFC 1213
| MIB for TCP/IP
|
| RFC 1155
| Replaced by RFC 1212
| Structure and Identification of Management Information for
TCP/IP-Based Internets
|
| RFC 1144
|
| Compressing TCP/IP Headers for Low-Speed Serial Links
|
| RFC 1141
|
| Incremental Updating of the Internet Checksum
|
| RFC 1139
|
| Echo Function for ISO 8473 (PING)
|
| RFC 1136
|
| Administrative Domains and Routing Domains: A Model for
Routing in the Internet
|
| RFC 1122
|
| Requirements for Internet Hosts---Communication Layers
|
| RFC 1112
|
| Host Extensions for IP Multicasting
|
| RFC 1108
| DCA Draft
| IP Security Option (IPSO)
|
| RFC 1101
|
| DNS Encoding of Network Names and Other Types
|
| RFC 1091
|
| Telnet Terminal-Type Option
|
| RFC 1084
|
| BootP Extensions
|
| RFC 1080
|
| Telnet Remote Flow Control Option
|
| RFC 1079
|
| Telnet Terminal Speed Option
|
| RFC 1069
|
| Guidelines for the use of Internet-IP Addresses in the ISO
Connectionless-Mode Network Protocol
|
| RFC 1060
|
| Assigned Numbers
|
| RFC 1058
|
| Routing Information Protocol (RIP)
|
| RFC 1055
|
| Standard for the Transmission of IP Datagrams Over Serial
Lines: SLIP
|
| RFC 1042
|
| Standard for the Transmission of IP Datagrams Over IEEE
802 Networks
|
| RFC 1035
|
| Domain Names---Implementation and Specification
|
| RFC 1034
|
| Domain Names---Concepts and Facilities
|
| RFC 1027
|
| Using ARP to Implement Transparent Subnet Gateways (Proxy
ARP)
|
| RFC 1009
|
| Requirements for Internet Gateways
|
| RFC 995
| Replaced by ISO 9542
| ES-to-IS Routing Exchange Protocol for Use in Conjunction
with ISO 8473
|
| RFC 994
| Replaced by ISO 8473
| Protocol for Providing the Connectionless-Mode Network
Service
|
| RFC 982
|
| Guidelines for the Specification of the Top of the
Structure of the Domain Specific Part (DSP) of the ISO Standard NSAP Address
|
| RFC 951
|
| Bootstrap Protocol (BootP)
|
| RFC 950
|
| Internet Standard Subnetting Procedure
|
| RFC 925
|
| Multi-LAN Address Resolution (PROXY ARP)
|
| RFC 922
|
| Broadcasting Internet Datagrams in the Presence of Subnets
(IP_BROAD)
|
| RFC 919
|
| Broadcasting Internet Datagrams
|
| RFC 906
|
| Bootstrap Loading Using TFTP
|
| RFC 904
|
| Exterior Gateway Protocol (EGP) Formal Specification
|
| RFC 903
|
| Reverse Address Resolution Protocol (RARP)
|
| RFC 896
|
| Congestion Control in TCP/IP Internetworks
|
| RFC 895
|
| Standard for the transmission of IP datagrams over
experimental Ethernet networks
|
| RFC 894
|
| Standard for the Transmission of IP Datagrams over
Ethernet
|
| RFC 891
|
| Hello Protocol
|
| RFC 879
|
| The TCP Maximum Segment Size and Related Topics
|
| RFC 877
|
| Standard for the Transmission of IP Datagrams Over Public
Data Networks
|
| RFC 874
|
| Telnet Protocol Specification
|
| RFC 863
|
| Discard Service (TCP discard)
|
| RFC 862
|
| Echo Service (TCP echo)
|
| RFC 860
|
| Telnet Timing Mark Option
|
| RFC 858
|
| Telnet Suppress Go Ahead option
|
| RFC 857
|
| Telnet Echo Option
|
| RFC 856
|
| Telnet Binary Transmission
|
| RFC 855
|
| Telnet Option Specification
|
| RFC 854
| MIL STD 1782
| Telnet Protocol Specification
|
| RFC 827
|
| Exterior Gateway Protocol (EGP)
|
| RFC 826
|
| Address Resolution Protocol (ARP)
|
| RFC 815
|
| IP Datagram Reassembly Algorithms
|
| RFC 813
|
| Window and Acknowledgment Strategy in TCP/IP
|
| RFC 793
| MIL STD 1778
| Transmission Control Protocol (TCP)
|
| RFC 792
|
| Internet Control Message Protocol (ICMP)
|
| RFC 791
| MIL STD 1777
| Internetwork Protocol (IP)
|
| RFC 783
|
| Trivial File Transfer Protocol (TFTP) (version 2)
|
| RFC 779
|
| Telnet Send-Location Option
|
| RFC 768
|
| User Datagram Protocol (UDP)
|
No Prestudy