137444Sbostic# 237444Sbostic# Internet (IP) protocols 337444Sbostic# 4*62847Sbostic# @(#)protocols 8.1 (Berkeley) 06/09/93 537444Sbostic# 637444Sbosticip 0 IP # internet protocol, pseudo protocol number 737444Sbosticicmp 1 ICMP # internet control message protocol 856348Sandrewigmp 2 IGMP # internet group management protocol 937444Sbosticggp 3 GGP # gateway-gateway protocol 1037444Sbostictcp 6 TCP # transmission control protocol 1137444Sbosticegp 8 EGP # exterior gateway protocol 1237444Sbosticpup 12 PUP # PARC universal packet protocol 1337444Sbosticudp 17 UDP # user datagram protocol 1437444Sbostichmp 20 HMP # host monitoring protocol 1537444Sbosticxns-idp 22 XNS-IDP # Xerox NS IDP 1656348Sandrewrdp 27 RDP # reliable data protocol 1756348Sandrewiso-tp4 29 ISO-TP4 # ISO Transport Protocol Class 4 1856348Sandrewiso-ip 80 ISO-IP # ISO Internet Protocol 1956684Sandrewencap 98 ENCAP # RFC1241 encapsulation 20