RFC 2074 RMON Protocol Identifiers January 1997 5.2.2 LLC Encapsulation ........................................... 22 5.2.3 SNAP over LLC (OUI=000) Encapsulation ....................... 23 5.2.4 SNAP over LLC (OUI != 000) Encapsulation .................... 24 5.2.5 IANA Assigned Protocols ..................................... 25 5.2.5.1 IANA Assigned Protocol Identifiers ........................ 27 5.3 L3: Children of Base Protocol Identifiers ..................... 27 5.3.1 IP .......................................................... 28 5.3.2 IPX ......................................................... 29 5.3.3 ARP ......................................................... 30 5.3.4 IDP ......................................................... 30 5.3.5 AppleTalk ARP ............................................... 31 5.3.6 AppleTalk ................................................... 31 5.4 L4: Children of L3 Protocols .................................. 32 5.4.1 ICMP ........................................................ 32 5.4.2 TCP ......................................................... 32 5.4.3 UDP ......................................................... 33 5.5 L5: Application Layer Protocols ............................... 33 5.5.1 FTP ......................................................... 33 5.5.1.1 FTP-DATA .................................................. 33 5.5.1.2 FTP Control ............................................... 34 5.5.2 Telnet ...................................................... 34 5.5.3 SMTP ........................................................ 34 5.5.4 DNS ......................................................... 35 5.5.5 BOOTP ....................................................... 35 5.5.5.1 Bootstrap Server Protocol ................................. 35 5.5.5.2 Bootstrap Client Protocol ................................. 35 5.5.6 TFTP ........................................................ 36 5.5.7 HTTP ........................................................ 36 5.5.8 POP3 ........................................................ 36 5.5.9 SUNRPC ...................................................... 37 5.5.10 NFS ........................................................ 38 5.5.11 SNMP ....................................................... 38 5.5.11.1 SNMP Request/Response .................................... 38 5.5.11.2 SNMP Trap ................................................ 39 6 Acknowledgements ................................................ 39 7 References ...................................................... 40 8 Security Considerations ......................................... 43 9 Authors' Addresses .............................................. 43 Bierman & Iddon Standards Track