ZyXEL Communications wireless active fiber router Examples of Services continued, Name, Protocol

Appendix E Services

Examples of Services (continued)

NAME	PROTOCOL	PORT(S)	DESCRIPTION
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	User-Defined	47	PPTP (Point-to-Point Tunneling Protocol)
(GRE)			enables secure transfer of data over public
			networks. This is the data channel.
RMCD	TCP	512	Remote Command Service.
REAL_AUDIO	TCP	7070	A streaming audio service that enables real
			time sound over web.
REXEC	TCP	514	Remote Execution Daemon.
RLOGIN	TCP	513	Remote Login.
ROADRUNNER	TCP/UDP	1026	This is the 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	The 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).
SQL-NET	TCP	1521	Structured Query Language is an interface
			to access data on many different types of
			database systems, including mainframes,
			midrange systems, UNIX systems, and
			network servers.

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FSG1100HN User’s Guide