| ACK | acknowledgment flag, TCP header
|
| API | application program interface
|
| ARP | Address Resolution Protocol
|
| ARPANET | Advanced Research Projects Agency network
|
| AS | autonomous system |
| ASCII | American Standard Code for Information Interchange
|
| ASN.1 | Abstract Syntax Notation One
|
| BER | Basic Encoding Rules
|
| BGP | Border Gateway Protocol
|
| BIND | Berkeley Internet Name Domain
|
| BOOTP | Bootstrap Protocol
|
| BPF | BSD Packet Filter |
| BSD | Berkeley Software Distribution
|
| CIDR | classless interdomain routing
|
| CIX | Commercial Internet Exchange
|
| CLNP | Connectionless Network Protocol
|
| CRC | cyclic redundancy check
|
| CSLIP | compressed SLIP |
| CSMA | carrier sense multiple access
|
| DCE | Distributed Computing Environment
|
| DDN | Defense Data Network
|
| DF | don't fragment flag, IP header
|
| DHCP | Dynamic Host Configuration Protocol
|
| DLPI | Data Link Provider Interface
|
| DNS | Domain Name System |
| DSAP | Destination Service Access Point
|
| DTS | Distributed Time Service
|
| DVMRP | Distance-Vector Multicast Routing Protocol
|
| EBONE | European IP Backbone
|
| EGP | Exterior Gateway Protocol
|
| EOL | end of option list |
| FCS | frame check sequence
|
| FDDI | Fiber Distributed Data Interface
|
| FIFO | first in, first out
|
| FIN | finish flag, TCP header
|
| FQDN | fully qualified domain name
|
| FTP | File Transfer Protocol
|
| HDLC | high-level data link control
|
| HELLO | routing protocol |
| IAB | Internet Architecture Board
|
| IANA | Internet Assigned Number Authority
|
| ICMP | Internet Control Message Protocol
|
| IDRP | Interdomain Routing Protocol
|
| IEEE | Institute of Electrical and Electronics Engineers
|
| IEN | Internet Experiment Notes
|
| IESG | Internet Engineering Steering Group
|
| IETF | Internet Engineering Task Force
|
| IGMP | Internet Group Management Protocol
|
| IGP | interior gateway protocol
|
| IP | Internet Protocol |
| IRTF | Internet Research Task Force
|
| IS-IS | Intermediate System to Intermediate System Protocol
|
| ISN | initial sequence number
|
| ISO | International Organization for Standardization
|
| ISOC | Internet Society |
| LAN | local area network |
| LBX | low bandwidth X |
| LCP | link control protocol
|
| LFN | long fat network |
| LIFO | last in, first out |
| LLC | logical link control
|
| LSRR | loose source and record route
|
| MBONE | multicast backbone
|
| MIB | management information base
|
| MILNET | Military Network |
| MIME | multipurpose Internet mail extensions
|
| MSL | maximum segment lifetime
|
| MSS | maximum segment size
|
| MTA | message transfer agent
|
| MTU | maximum transmission unit
|
| NCP | Network Control Protocol
|
| NFS | Network File System |
| NIC | Network Information Center
|
| NIT | network interface tap
|
| NNTP | Network News Transfer Protocol
|
| NOAO | National Optical Astronomy Observatories
|
| NOP | no operation |
| NSFNET | National Science Foundation network
|
| NSI | NASA Science Internet
|
| NTP | Network Time Protocol
|
| NVT | network virtual terminal
|
| OSF | Open Software Foundation
|
| OSI | open systems interconnection
|
| OSPF | open shortest path first
|
| PAWS | protection against wrapped sequence numbers
|
| PDU | protocol data unit |
| POSIX | Portable Operating System Interface
|
| PPP | Point-to-Point Protocol
|
| PSH | push flag, TCP header
|
| RARP | Reverse Address Resolution Protocol
|
| RFC | Request for Comment |
| RIP | Routing Information Protocol
|
| RPC | remote procedure call
|
| RR | resource record |
| RST | reset flag, TCP header
|
| RTO | retransmission time out
|
| RTT | round-trip time |
| SACK | selective acknowledgment
|
| SLIP | Serial Line Internet Protocol
|
| SMI | structure of management information
|
| SMTP | Simple Mail Transfer Protocol
|
| SNMP | Simple Network Management Protocol
|
| SSAP | source service access point
|
| SSRR | strict source and record route
|
| SWS | silly window syndrome
|
| SYN | synchronize sequence numbers flag, TCP header
|
| TCP | Transmission Control Protocol
|
| TFTP | Trivial File Transfer Protocol
|
| TLI | Transport Layer Interface
|
| TOS | type-of-service |
| TTL | time-to-live |
| TUBA | TCP and UDP with bigger addresses
|
| Telnet | remote terminal protocol
|
| UDP | User Datagram Protocol
|
| URG | urgent pointer flag, TCP header
|
| UTC | Coordinated Universal Time
|
| UUCP | Unix-to-Unix Copy |
| WAN | wide area network |
| WWW | World Wide Web |
| XDR | external data representation
|
| XID | transaction ID |
| XTI | X/Open Transport Layer Interface
|