ACK(ACKnowledgment)TCP首部中的确认标志
                        API(ApplicationProgrammingInterface)应用编程接口
                        ARP(AddressResolutionProtocol)地址解析协议
                        ARPANET(DefenseAdvancedResearchProjectAgencyNETwork)(美国)国防部远景研究规划局
                        AS(AutonomousSystem)自治系统
                        ASCII(AmericanStandardCodeforInformationInterchange)美国信息交换标准码
                        ASN.1(AbstractSyntaxNotationOne)抽象语法记法1
                        BER(BasicEncodingRule)基本编码规则
                        BGP(BorderGatewayProtocol)边界网关协议
                        BIND(BerkeleyInternetNameDomain)伯克利Internet域名
                        BOOTP(BOOTstrapProtocol)引导程序协议
                        BPF(BSDPacketFilter)BSD分组过滤器
                        CIDR(ClasslessInterDomainRouting)无类型域间选路
                        CIX(CommercialInternetExchange)商业互联网交换
                        CLNP(ConnectionLessNetworkProtocol)无连接网络协议
                        CRC(CyclicRedundancyCheck)循环冗余检验
                        CSLIP(CompressedSLIP)压缩的SLIP
                        CSMA(CarrierSenseMultipleAccess)载波侦听多路存取
                        DCE(DataCircuit-terminatingEquipment)数据电路端接设备
                        DDN(DefenseDataNetwork)国防数据网
                        DF(Don’tFragment)IP首部中的不分片标志
                        DHCP(DynamicHostConfigurationProtocol)动态主机配置协议
                        DLPI(DataLinkProviderInterface)数据链路提供者接口
                        DNS(DomainNameSystem)域名系统
                        DSAP(DestinationServiceAccessPoint)目的服务访问点
                        DSLAM(DSLAccessMultiplexer)数字用户线接入复用器
                        DSSS(DirectSequenceSpreadSpectrum)直接序列扩频
                        DTS(DistributedTimeService)分布式时间服务
                        DVMRP(DistanceVectorMulticastRoutingProtocol)距离向量多播选路协议
                        EBONE(EuropeanIPBackbONE)欧洲IP主干网
                        EOL(EndofOptionList)选项清单结束
                        EGP(ExternalGatewayProtocol)外部网关协议
                        EIA(ElectronicIndustriesAssociation)美国电子工业协会
                        FCS(FrameCheckSequence)帧检验序列
                        FDDI(FiberDistributedDataInterface)光纤分布式数据接口
                        FIFO(FirstIn,FirstOut)先进先出
                        FIN(FINish)TCP首部中的结束标志
                        FQDN(FullQualifiedDomainName)完全合格的域名
                        FTP(FileTransferProtocol)文件传送协议
                        HDLC(High-levelDataLinkControl)高级数据链路控制
                        HELLO选路协议
                        IAB(InternetArchitectureBoard)Internet体系结构委员会
                        IANA(InternetAssignedNumbersAuthority)Internet号分配机构
                        ICMP(InternetControlMessageProtocol)Internet控制报文协议
                        IDRP(InterDomainRoutingProtocol)域间选路协议
                        IEEE(InstituteofElectricalandElectronicsEngineering)(美国)电气与电子工程师协会
                        IEN(InternetExperimentNotes)互联网试验注释
                        IESG(InternetEngineeringSteeringGroup)Internet工程指导小组
                        IETF(InternetEngineeringTaskForce)Internet工程专门小组
                        IGMP(InternetGroupManagementProtocol)Internet组管理协议
                        IGP(InteriorGatewayProtocol)内部网关协议
                        IMAP(InternetMessageAccessProtocol)Internet报文存取协议
                        IP(InternetProtocol)网际协议
                        IRTF(InternetResearchTaskForce)Internet研究专门小组
                        IS-IS(IntermediateSystemtoIntermediateSystemProtocol)中间系统到中间系统协议
                        ISN(InitialSequenceNumber)初始序号
                        ISO(InternationalOrganizationforStandardization)国际标准化组织
                        ISOC(InternetSOCiety)Internet协会
                        LAN(LocalAreaNetwork)局域网
                        LBX(LowBandwidthX)低带宽X
                        LCP(LinkControlProtocol)链路控制协议
                        LFN(LongFatNet)长肥网络
                        LIFO(LastIn,FirstOut)后进先出
                        LLC(LogicalLinkControl)逻辑链路控制
                        LSRR(LooseSourceandRecordRoute)宽松的源站及记录路由
                        MBONE(MulticastBackboneOntheInterNEt)Internet上的多播主干网
                        MIB(ManagementInformationBase)管理信息库
                        MILNET(MILitaryNETwork)军用网
                        MIME(MultipurposeInternetMailExtensions)通用Internet邮件扩充
                        MSL(MaximumSegmentLifetime)报文段最大生存时间
                        MSS(MaximumSegmentSize)最大报文段长度
                        MTA(MessageTransferAgent)报文传送代理
                        MTU(MaximumTransmissionUnit)最大传输单元
                        NCP(NetworkControlProtocol)网络控制协议
                        NFS(NetworkFileSystem)网络文件系统
                        NIC(NetworkInformationCenter)网络信息中心
                        NIT(NetworkInterfaceTap)网络接口栓(Sun公司的一个程序)
                        NNTP(NetworkNewsTransferProtocol)网络新闻传送协议
                        NOAO(NationalOpticalAstronomyObservatories)国家光学天文台
                        NOP(NoOperation)无操作
                        NSFNET(NationalScienceFoundationNETwork)国家科学基金网络
                        NSI(NASAScienceInternet)(美国)国家宇航局Internet
                        NTP(NetworkTimeProtocol)网络时间协议
                        NVT(NetworkVirtualTerminal)网络虚拟终端
                        OSF(OpenSoftwareFoudation)开放软件基金
                        OSI(OpenSystemsInterconnection)开放系统互连
                        OSPF(OpenShortestPathFirst)开放最短通路优先
                        PAWS(ProtectionAgainstWrappedSequencenumber)防止回绕的序号
                        PDU(ProtocolDataUnit)协议数据单元
                        POSIX(PortableOperatingSystemInterface)可移植操作系统接口
                        PPP(Point-to-PointProtocol)点对点协议
                        PSH(PuSH)TCP首部中的急迫标志
                        RARP(ReverseAddressResolutionProtocol)逆地址解析协议
                        RFC(RequestForComments)Internet的文档,其中的少部分成为标准文档
                        RIP(RoutingInformationProtocol)路由信息协议
                        RPC(RemoteProcedureCall)远程过程调用
                        RR(ResourceRecord)资源记录
                        RST(ReSeT)TCP首部中的复位标志
                        RTO(RetransmissionTimeOut)重传超时
                        RTT(Round-TripTime)往返时间
                        SACK(SelectiveACKnowledgment)有选择的确认
                        SLIP(SerialLineInternetProtocol)串行线路Internet协议
                        SMI(StructureofManagementInformation)管理信息结构
                        SMTP(SimpleMailTransferProtocol)简单邮件传送协议
                        SNMP(SimpleNetworkManagementProtocol)简单网络管理协议
                        SSAP(SourceServiceAccessPoint)源服务访问点
                        SSRR(StrictSourceandRecordRoute)严格的源站及记录路由
                        SWS(SillyWindowSyndrome)糊涂窗口综合症
                        SYN(SYNchronous)TCP首部中的同步序号标志
                        TCP(TransmissionControlProtocol)传输控制协议
                        TFTP(TrivialFileTransferProtocol)简单文件传送协议
                        TLI(TransportLayerInterface)运输层接口
                        TTL(Time-To-Live)生存时间或寿命
                        TUBA(TCPandUDPwithBiggerAddresses)具有更长地址的TCP和UDP
                        Telnet远程终端协议
                        UA(UserAgent)用户代理
                        UDP(UserDatagramProtocol)用户数据报协议
                        URG(URGent)TCP首部中的紧急指针标志
                        UTC(CoordinatedUniversalTime)协调的统一时间
                        UUCP(Unix-to-UnixCoPy)Unix到Unix的复制
                        WAN(WideAreaNetwork)广域网
                        WWW(WorldWideWeb)万维网
                        XDR(eXternalDataRepresentation)外部数据表示
                        XID(transactionID)事务标识符
                        XTI(X/OpenTransportLayerInterface)X/Open运输层接口