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IPv4
Version relevant to Internet Protocol V4
IPv6 Version relevant to Internet Protocol V4
MIB Document defines the Management information base (MIB) for
the protocol, interface or other network element, usually according
to the Structure of Management Information version 2 (SMIv2)
MOs Document defines managed objects for the protocol, interface
or other network element
V Version number
V1-V2 Covers compatibility issues between different versions
of a given function or protocol |
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| ABBREVIATION
FULL FORM AND REFERENCES |
| I |
I Indicate leads ITU-T X.21 I Image (FTP)
I.420 ISDN basic rate interface specification
ITU-T I.420
I/G Individual / Group identifier
I/O Input/Output
IA2 International Alphabet number 2 (Telex)
IA5 International Alphabet number 5 (the ASCII
code)
IAB Internet Architecture Board
IANA Internet Assigned Numbers Authority RFC
2929, www.iana.org
IANAifType Interface types (mib-2) RFC 1573
IAP Internet Access Provider
IAPP Inter-Access Point Protocol (WLAN) IEEE
802.11f
IASG Internet Address Sub Group
IBGP Internal Border Gateway Protocol RFC 2796
I-bit Initialise bit
IBM International Business Machines
IBSS Independent Base Service Set (WLAN) IEEE
802.11
IC Interruption Control
iCalendar Internet Calendar RFC 2445-7
ICANON Canonicalize input lines (i.e. convert
to least significant bit first) (pseudo-terminal mode)
ICCN Incoming-Call-CoNnected (L2TP) RFC 2661
ICD International Code Designation (address)
ICF Information Conversion Function
ICI Inter-Carrier Interface
ICIP Inter-Carrier Interface Protocol
ICLS Interoperation Controlled-Load Service
RFC 2381
ICMP Internet Control Message Protocol RFC
0760, RFC 0777, RFC 0792, RFC 1256, RFC 2521
ICMPv6 Internet Control Message Protocol for
IPv6 RFC 1885, RFC 2463
ICP Initial Connection Protocol RFC 0123, RFC
0143, RFC 0165, RFC 0215
ICP Interconnect Control Program
ICP Internet Cache Protocol RFC 2186 (v2),
RFC 2187, RFC 3040
ICPC Initial Connection Protocol Control RFC
0145
ICRNL Map CR (carriage return) to NL (new line)
on input (pseudo-terminal mode)
ICRP Incoming-Call-RePly (L2TP) RFC 2661
ICRQ Incoming-Call-ReQuest (L2TP) RFC 2661
ICS Implementation Conformance Statement
iSCSI Small Computer System Interface protocol
over the Internet RFC 3347
ICV Integrity Check Value (Ipsec) RFC 2402,
RFC 2406
id Indonesia
ID Identifier
IDEA International Data Encryptions Algorithm
RFC 3058
Ident IDENTification protocol RFC 1414
IDI Initial Domain Identifier (numbering)
IDL Interface Definition Language
IDMIB Inter-Domain Management Information Base
IDMR Inter-Domain Multicast Routing
IDN Integrated Digital Network
IDP Initial Domain Part
IDPR Inter-Domain Policy Routing protocol RFC
1477-9
IDR Inter-Domain Routing RFC 3221
IDRP Inter-Domain Routing Protocol (BGP-4)
RFC 1745, RFC 1863
IDU Interface Data Unit
IDUP Independent Data Unit Protection (GSS-API)
RFC 2479
ie Ireland
IE Information Element
IE Internet Explorer (Microsoft)
IEC Inter-Exchange Carrier (USA)
IEC International Electrotechnical Commission
IEE Institution of Electrical Engineers (UK)
IEEE Institute of Electrical and Electronic
Engineers (USA)
IEEE 802.2 LAN Logical Link Control (LLC) protocol
IEEE 802.2
IEEE 802.3 IEEE standard for the ethernet LAN
physical layer IEEE 802.3
IEEE 802.5 physical layer specification for
token ring LAN IEEE 802.5
IEN Internet Engineering Note
IESG Internet Engineering Steering Group www.iesg.org/iesg.html
IETF Internet Engineering Task Force RFC 3233,
www.ietf.org
IEXTEN Enable extensions (pseudo-terminal mode)
IFG Inter-Frame Gap (ethernet LAN) IEEE 802.3
IfMIB Interface types (mib-2) RFC 1573
i-frame information frame (HDLC,LLC)
IGM Internet Group Management
IGMP Internet Group Management Protocol RFC
1112, RFC 2236 (v2), RFC 2933 (MIB)
IGNCR Ignore CR (carriage return) on input
(pseudo-terminal mode)
IGNPAR The ignore parity flag. The parameter
is 0 (FALSE) or 1 (TRUE) (pseudo-terminal mode)
IGP Interior Gateway Protocol RFC 1074
IGRP Interior Gateway Routing Protocol (Cisco)
IHL Internet Header Length field (IP) RFC 0791
IISP Interim Interswitch Signalling Protocol
(ATM NNI)
IKE Internet Key Exchange RFC 2409
il Israel
ILEC Independent Local Exchange Carrier (USA)
ILL ILLegal instruction (POSIX)
ILL ISO Interlibrary Loan protocol RFC 2503
ILM Incoming Label Map (MPLS) RFC 3031
ILMI Integrated Local Management Interface
RFC 2601-3
ILMI Interim Local Management Interface (ATM)
im Isle of Man
IMAC Isochronous Media Access Control
IMAP Interactive Mail Access Protocol or Internet
message access protocol RFC 1176 (v2), RFC 1203 (v3), RFC 1730-3
(v4), RFC 2060-2, RFC 2086-8 (v4), RFC 2177,
RFC 2180, RFC 2192-3, RFC 2221, RFC 2342, RFC 2683, RFC 2971,
RFC 3348
IMAXBEL Ring bell on input queue full (pseudo-terminal
mode)
iMIP iCalendar Message-based Interoperability
Protocol RFC 2447
IMP Interface Message Processor (ARPANET packet
switch) RFC 0018, RFC 0660
IMP Internet Message Processor
IMP Internet Message Protocol RFC 0759
IMP/host IMP/host Protocol RFC 0012, RFC 0209,
RFC 0660, RFC 0687, RFC 0704
IMPP Instant Messaging and Presence Protocol
IMSI International Mobile Station Identity
IMSSI Inter-MAN (metropolitan area network)
Switching System Interface (DQDB)
in India
IN Intelligent Network
INAP Intelligent network application part (SS7)
InARP Inverse Address Resolution Protocol RFC
1293, RFC 2390
IND INDicate or indication
info INFOrmation Internet domain
INI Inter-Network Interface
INLCR Map NL (new line) into CR (carriage return)
on input. (pseudo-terminal mode)
INN Intermediate Network Node
INPCK Enable checking of parity errors (pseudo-terminal
mode)
int INTernational organizations Internet domain
INT INTerrupt process (POSIX)
INTELSAT International Telecommunications Satellite
organisation
IntSrv Integrated Services MIB (mib-2) RFC
2213
INX INternet eXchange
io British Indian Ocean Territory
IOC Input/Output Control
IOCP Input/Output Channel Program (IBM ESCON)
IOP InterOPerability testing
IOS Internetworking Operating System (Cisco)
IOTP Internet Open Trading Protocol RFC 2802,
RFC 2935, RFC 3354 (v2)
IP Intelligent Peripheral
IP Internet Protocol (see IPv4 and IPv6)
IP Interrupt Process (NVT-ASCII)
IP address Internet Protocol addressing scheme
RFC 1166 (IPv4), RFC 1918 (allocation private IP), RFC 2050
(IP allocation), RFC 2373 (IPv6)
IP address class Internet Protocol Address
Classes A, B, C, D and E RFC 1812
IP Comp IP payload COMPression
IPComp IP Payload Compression Protocol RFC
2393, RFC 3173
IPCP Internet Protocol Control Protocol (PPP)
RFC 1332, RFC 2290, RFC 2472 (IPv6-CP)
IP Mobility Internet Protocol for Mobility
(mobile IP) RFC 2002, RFC 2005-6, RFC 2290, RFC 2344, RFC 2794,
RFC 3012, RFC 3024-5, RFC 3115, RFC 3220, RFC 3344
IP Paging dormant mode host alerting RFC 3132
IP Prece\-dence IP Precedence field (IPv4)
RFC 791, RFC 2873
IP-E IP datagrams over Ethernet networks RFC
0895
IPHC Internet Protocol Header Compression (PPP)
RFC 2509
IPI Initial protocol identifier ISO/IEC TR
9577
IPL Primary Link for Interactive services
IpMIB Internet protocol MIB (mib-2) RFC 2011
IPMS Inter-Personal Message Service ITU-T X.400
IP-MTU Path maximum Message Transmission Unit
Discovery RFC 1191
Ipng Internet Protocol next generation (equivalent
to IPv6) RFC 1454, RFC 1550, RFC 1752, RFC 1883, RFC 2460
IPO Internet Protocol over Optical media
IPOA Internet Protocol Over ATM RFC 1577, RFC
2225, RFC 2320 (MOs), RFC 2331
IPP Internet Printing Protocol RFC 2565-9 (v1.0),
RFC 2639 (v1.0), RFC 2910-1 (v1.1), RFC 3196 (v1.1), RFC 3239
IPPM Internet Protocol Performance Metrics
RFC 2330, RFC 2498, RFC 2679-81
IPS Intrusion Prevention System
IPsec Security architecture for the Internet
Protocol RFC~1825, RFC 2401, RFC 2402, RFC 2406, RFC 2411, RFC
2709, RFC 3193 (L2TP)
IPv4 Internet Protocol version 4 RFC 0760,
RFC 0791, RFC 1122 (requirements of hosts), RFC 1812 (requirements
of routers)
IPv6 Internet Protocol version 6 RFC 1454,
RFC 1550, RFC 1752, RFC 1883, RFC 2023 (PPP), RFC 2460-1, RFC
2464-76, RFC 2491-2, RFC 2497, RFC 2675, RFC 2711, RFC 3053,
RFC 3056
IPv6-ADDR ADDRessing scheme (128 bit) for Internet
Protocol version 6 RFC 1881, RFC 1884, RFC 1887, RFC 1897, RFC
1955, RFC 1971, RFC 2073, RFC 2373-5, RFC 2462, RFC 2526, RFC
2732, RFC 3041, RFC 3177, RFC 3306, RFC 3307
IPv6-AUTH AUTHentication header for IPv6 RFC
2402
IPv6-CP PPP network Control Protocol for IPv6
RFC 2472
IPv6-DISC neighbour DISCovery for IPv6 RFC
2461
IPv6-ESP Encapsulating Security Payload for
IPv6 RFC 2406
IPv6-Frag Fragment header for IPv6 RFC 2460
IPv6-ICMP Internet Control Message Protocol
for IPv6 RFC 2463
IPv6-NoNxt No Next header in IPv6 header RFC
2460
IPv6-Opts Destination Options header in IPv6
RFC 2460
IPv6-Route Routing header for IPv6 RFC 2460
IPv6 routers RFCs relating to routers, hosts
and transition to IPv6 RFC 2893-4, RFC 3068, RFC 3122, RFC 3142
IPv6-SA Security Architecture for IPv6 RFC
2401
IPX Internetwork Packet eXchange (Novell Netware)
IPXCP Internetworking Packet eXchange (Novell)
Control Protocol (PPP) RFC 1552
IPXWAN Novell IPX over various WAN media RFC
1362, RFC 1551, RFC 1634
iq Iraq
IQUERY Inverse QUERY (DNS) RFC 1035
ir Iran
IR Internal Router
IRA Internal Reachable ATM address
irc Initialise-Restart-Count RFC 1661 (PPP)
IRC Internet Relay Chat protocol RFC 1459,
RFC 2810-3
IRDP ICMP Router Discovery Protocol RFC 1256
IRN Intermediate Routing Node
IRP Interior Routing Protocol (router networks)
IRP Internal Reference Point
IR-PHY Infra-Red PHYsical layer protocol IEEE
802.11
IRS Intermediate Reference System
IRTF Internet Research Task Force
IRTP Internet Reliable Transaction Protocol
RFC 0938, RFC 1663 (PPP)
is Iceland
IS Intermediate System RFC 0995
IS International Standard
ISAKMP Internet Security Association \&
Key Management Protocol RFC 2407-8
ISDN Integrated Services Digital Network RFC
2127 (MIB)
ISDU Isochronous Service Data Unit (DQDB)
ISI In-Span Interconnection
ISI Inter-System Interface
ISIG Enable signals INTR, QUIT, [D]SUSP (pseudo-terminal
mode)
IS-IS Intermediate System-Intermediate System
(intra-domain routing protocol) RFC 1142, RFC 1195 (Integrated
IS-IS), RFC 2763, RFC 2966, RFC 2973, ISO 10589 RFC 3277, RFC
3358-9
ISM Industrial Scientific Medical (radio band
- 2400 MHz)
ISN Initial Sequence Number (TCP)
ISO International Organization for Standardization
www.iso.org
ISO 2110 Standard 25-pin plug for V.24/V.28
DTE-to-DCE interface
ISO-10646 Universal Multiple Octet (Unicode)
Character Set (ISO 10646)
ISO-10646- J-1 Universal Multiple Octet (Unicode)
Character Set (ISO 10646) Japanese version RFC 1815
ISOC Internet SOCiety RFC 2134, www.isoc.org
ISO-IP ISO Internet Protocol
ISP International Standardised Profile
ISP Internet Service Provider RFC 3013
ISP Internet Stream Protocol RFC 1190, RFC
1819, RFC 1946
ISP Interswitch Signalling Protocol (ATM NNI)
ISPBX ISDN Private Branch eXchange
ISR Intermediate Session Routing (IBM APPN)
ISSI Inter-Switching System Interface
ISSN International Serial Standard Number RFC
3044
ISTRIP Strip 8th bit off characters (pseudo-terminal
mode)
ISUP Integrated Services digital network User
Part (SS7)
it Italy
IT Information Technology
IT Information Type
ITC Independent Telephone Company
iTIP iCalendar Transport-Independent interoperability
Protocol RFC 2446
ITOT ISO Transport service On top of TCP RFC
2126
ITT Invitation To Tender
ITU International Telecommunications Union
ITU-R International Telecommunications Union
Radiocommunication sector (former CCIR)
ITU-T International Telecommunications Union
Standardization sector (former CCITT)
IUCLC Translate uppercase characters to lowercase
(pseudo-terminal mode)
IUT Implementation under test
IVD Integrated Voice Data
IW Initial Window (TCP)
IWF InterWorking Function
IWP Inter-Working Point
IWU InterWorking Unit
IX Internet eXchange
IXANY Any character will cause a restart after
stop (pseudo-terminal mode)
IXC IntereXchange Carrier
IXOFF Enable input flow control (pseudo-terminal
mode)
IXON Enable output flow control (pseudo-terminal
mode) |
| J |
J-bit
Justification bit (of line code)
je Jersey
jm Jamaica
jo Jordan
jp Japan
JPEG Joint Photographic Experts Group (compressed
picture standard) RFC 2035, RFC 2435
JunOS Juniper Operating System (Juniper Networks) |
| K |
kB
kiloByte (8000 bits)
K-bit Justification bit (of line code)
K-bit Key bit (GRE) RFC 1701
kbit/s kilobits per second (1000 bits/second)
kbps kilobits per second
ke Kenya
KEA Key Exchange Algorithm RFC 2528, RFC 2773,
RFC 2876
KEX Key Exchange
kg Kyrgyzstan
kh Cambodia
ki Kiribati
km Comoros
km kilometre
kn Saint Kitts and Nevis
kp Democratic People's Republic of Korea
kr Republic of Korea
kw Kuwait
ky Cayman Islands
kz Kazakhstan |
| L |
L
Local byte size (FTP)
L2F Layer 2 Forwarding protocol (Cisco) RFC
2341
L2TP Layer 2 Tunneling Protocol RFC 2661, RFC
2809, RFC 2888, RFC 3070, RFC 3145, RFC 3193 (IPsec), RFC 3301
(ATM), RFC 3355 (AAL5), RFC 3371 (MIB)
L2TP-FR Layer 2 Tunneling Protocol over Frame
Relay RFC 3070
la Lao People's Democratic Republic
LA Link Acknowledgement
LA Link Adaptation
LAC L2TP Access Concentrator Client (L2TP)
RFC 2661
LAN Local Area Network
LANE LAN Emulation
LANG LANGuage (FTP)
LAP Link Access Procedure
LAPB Link Access Procedure Balanced ITU-T X.25
LAPD Link Access Procedure (ISDN D-channel)
ITU-T Q.931
LAPM Link Access Procedure Modem
LASER Light Amplification by Stimulated Emission
of Radiation
LATA Local Access and Transport Area (USA)
lb Lebanon
L-bit Length bit (L2TP) RFC 2661
lc Saint Lucia
LCGN Logical Channel Group Number ITU-T X.25
LCN Logical Channel Number (statistical multiplexing)
ITU-T X.25
LCP Link Control Protocol (PPP) RFC 1570, RFC
1661, RFC 2484
LCT Last Compliance Time or last conformance
time (leaky bucket algorithm)
LD LAN Destination
LD Loop disconnect (telephone signalling)
LDAP Lightweight Directory Access Protocol
%\doubt
RFC 1487, RFC 1558, RFC 1777, RFC 1798, RFC 1959, RFC 2164,
RFC 2251-6 (v3), RFC 2307, RFC 2559 (v2), RFC 2589 (v3), RFC
2596, RFC 2649, RFC 2657, RFC 2696 %\doubt
RFC 2739, RFC 2820, RFC 2829-31(v3), RFC 2891, RFC 2926-7, RFC
3062, RFC 3112 RFC 3296
LDAP API LDAP Application Program Interface
RFC 1823
LD-CELP Low Delay Code Excited Linear Prediction
(low bitrate speech)
LDDB Local Directory DataBase
LDIF LDAP Interchange Format RFC 2849
LDP Label
Distribution Protocol (ATM, MPLS) RFC 3031, RFC 3032, RFC 3035-8,
RFC
3212-4 (CR-LDP), RFC 3215 (state machine)
LDP Listserv Distribute Protocol RFC 1429
LDP Loader Debugger Protocol RFC 0909
LDP Low Drop Priority (see DiffServ)
LDUP LDAP Duplication/replication Update Protocol
LE LAN Emulation
LE Layer Entity
LE Local Exchange
LEC LAN Emulation Client
LEC Local Exchange Carrier (USA)
LED Light Emitting Diode
LEN Low Entry Networking
Level 0 (Network Standard) Graphics Protocol:
Level 0 RFC 0199, RFC 0292, RFC 0336,
RFC 0493, RFC 0553
LF Largest Framesize
LF Line Feed (see ASCII)
LFA Cabletron Lightweight Flow Admission protocol
RFC 2124
LFA Loss of Frame Alignment
LFC Local Function Capabilities
LFSID Local Form Session IDentifier (IBM APPN
logical channel identifier)
LGN Logical Group Node
LH Link Header
LH Long Wave
li Liechtenstein
LI Length Indicator
LI Link Identifier
LIB Label Information Base (LDP---Label Distribution
Protocol) RFC 3036
LIC Line Interface Coupler
LIFO Last In First Out (queueing technique)
LINX London INternet eXchange (Internet exchange
\& peering point)
LIPKEY Low Infrastructure public KEY using
SPKM RFC 2847
LIST LIST (FTP)
Listserv List Server (automatic mailing list
distribution system) RFC 1429
LIVT Link Integrity Verification Test
lk Sri Lanka
LLA Logical Layered Architecture
LLAP LocalTalk Link Access Protocol (Appletalk
layer 2)
LLC Logical Link Control (LAN) IEEE 802.2
LLC Lower Layer Compatibility (ISDN)
LLI Lower Layer Information
LMCS Local Multipoint Communications System
(broadband wireless local loop)
LMDRP Lost Message Detection and Recovery Protocol
RFC 0663
LMDS Local Multipoint Distribution Service
(broadband wireless local loop)
LME Layer Management Entity
LMI Local Management Interface
LMTP Local Mail Transfer Protocol RFC 2033
LN Link attentioN
LNA Link attentioN Acknowledgement
LNS L2TP Network Server (L2TP) RFC 2661
LOC Loss Of Cell delineation
LOF Loss Of Frame
LOP Loss Of Pointer
LPD Line Printer Daemon RFC 2569
LPDU Logical link control Protocol Data Unit
LPR Line PRinter
LQC Link Quality Control
lr Liberia
ls Lesotho
LSA Link State Advertisement (OSPF) RFC 2328
LSAck Link State ACKnowledgement (OSPF)
LSB Least Significant Bit
LSD Link State Database (OSPF)
LSNAT Load-Sharing using IP Network Address
Translation RFC 2391
LSP Label-Switched Path (MPLS) RFC 3031, RFC
3212
LSP Link State routing Protocol
LSR Label-Switched Router (MPLS)
LSR Link State Request (OSPF) RFC 2328
LSRR Loose Source and Route Record
LSU Link State Update (OSPF) RFC 2328
LSUB List of available usernames (IMAP)
lt Lithuania
LT Line Termination
LTE Line Terminating Equipment
LTH LengTH field
LTU Line Terminating Unit
lu Luxembourg
LU Logical Unit (IBM SNA)
LUNI LAN-User-Network-Interface
lv Latvia
LW Loss Window (TCP) RFC 2581
LX LongWave
ly Libyan Arab Jamahiriya
LZS Lempel-Ziv-Stac compression protocol RFC
2395
LZS-DCP Lempel-Ziv-Stac Data Compression Protocol
(PPP) RFC 1967, RFC 1974
LZW Lempel-Ziv-Welch data compression coding |
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