TCP/IP:
应用层：Telnet,FTP,SMTP,SNMP.
传输层：TCP ,UDP,UGP
互联网层： IP,ICMP,IGMP
网络接口层：ARP,RARP


OSI:
应用层：FTP,WWW,Telnet,NFS,SMTP,Gateway,SNMP
表示层:TIFF,GIF,JPEG,PICT,ASCII,EBCDIC,encryption,MPEG,MIDI,HTML
会话层：RPC,SQL,NFS,NetBIOS,names,AppleTalk,ASP,DECnet,SCP
传输层：TCP，UDP，SPX
网络层：IP，IPX，AppleTalk DDP
数据链路层：Frame Relay, HDLC, PPP, IEEE 802.3/802.2, FDDI, ATM, IEEE 802.5/802.2
物理层：EIA/TIA-232, EIA/TIA-499, V.35, V.24, RJ45, Ethernet, 802.3, 802.5, FDDI, NRZI,NRZ,B8ZS