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Appendix F Services
AMG1312-T Series User’s Guide
288
NEW-ICQ TCP 5190 An Internet chat program.
NEWS TCP 144 A protocol for news groups.
NFS UDP 2049 Network File System - NFS is a client/
server distributed file service that provides
transparent file sharing for network
environments.
NNTP TCP 119 Network News Transport Protocol is the
delivery mechanism for the USENET
newsgroup service.
PING User-Defined 1 Packet INternet Groper is a protocol that
sends out ICMP echo requests to test
whether or not a remote host is reachable.
POP3 TCP 110 Post Office Protocol version 3 lets a client
computer get e-mail from a POP3 server
through a temporary connection (TCP/IP or
other).
POP3S TCP 995 This is a more secure version of POP3 that
runs over SSL.
PPTP TCP 1723 Point-to-Point Tunneling Protocol enables
secure transfer of data over public
networks. This is the control channel.
PPTP_TUNNEL (GRE) User-Defined 47 PPTP (Point-to-Point Tunneling Protocol)
enables secure transfer of data over public
networks. This is the data channel.
RCMD TCP 512 Remote Command Service.
REAL_AUDIO TCP 7070 A streaming audio service that enables real
time sound over the web.
REXEC TCP 514 Remote Execution Daemon.
RLOGIN TCP 513 Remote Login.
ROADRUNNER TCP/UDP 1026 This is an ISP that provides services mainly
for cable modems.
RTELNET TCP 107 Remote Telnet.
RTSP TCP/UDP 554 The Real Time Streaming (media control)
Protocol (RTSP) is a remote control for
multimedia on the Internet.
SFTP TCP 115 The Simple File Transfer Protocol is an old
way of transferring files between
computers.
SMTP TCP 25 Simple Mail Transfer Protocol is the
message-exchange standard for the
Internet. SMTP enables you to move
messages from one e-mail server to
another.
SMTPS TCP 465 This is a more secure version of SMTP that
runs over SSL.
SNMP TCP/UDP 161 Simple Network Management Program.
SNMP-TRAPS TCP/UDP 162 Traps for use with the SNMP (RFC:1215).
Table 116 Examples of Services (continued)
NAME PROTOCOL PORT(S) DESCRIPTION