ZyXEL Communications P-312 manual Services Supported, Service Description

		P312 Broadband Security Gateway
Table 16-1		Services Supported
SERVICE		DESCRIPTION
BGP(TCP:179)	Border Gateway Protocol
BOOTP_CLIENT(UDP:68)	DHCP Client
BOOTP_SERVER(UDP:67)	DHCP Server
CU-SEEME(TCP/UDP:7648, 24032)	A popular videoconferencing solution from White Pines Software.
DNS(UDP/TCP:53)	Domain Name Server, a service that matches web names (e.g.
	www.zyxel.com) to IP numbers.
FINGER(TCP:79)	Finger is a UNIX or Internet related command that can be used to find out if
	a user is logged on.
FTP(TCP:20.21)	File Transfer Program, a program to enable fast transfer of files, including
	large files that may not be possible by e-mail.
HTTP(TCP:80)	HyperText Transfer Protocol – a client/server protocol for the world wide
	web
HTTPS	HTTPS is a secured http session often used in e-commerce.
ICMP	ICMP service allows normal ICMP packets to go through.
ICQ(UDP:4000)	This is a popular Internet chat program.
IRC(TCP/UDP:6667)	This is another popular 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.
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
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)	Simple File Transfer Protocol
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.
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)	SQL (Structured Query Language) - an interface to access data on many
	different types of database systems, including mainframes, midrange
	systems, UNIX systems, and network servers.

SSH(TCP/UDP:22)

STRM WORKS(UDP:1558) TACACS(UDP:49) TELNET(TCP:23)

TFTP(UDP:69)

VDOLIVE(TCP:7000)

SSH (Secure Shell) Remote Login Program Stream Works Protocol

Login Host Protocol used for (TAC Access Control System)

Telnet is the login and terminal emulation protocol common on the Internet and in UNIX environments. It operates over TCP/IP networks. Its primary function is to allow users to log into remote host systems.

Trivial File Transfer Protocol is an Internet file transfer protocol similar to FTP, but uses the UDP (User Datagram Protocol) rather than TCP (Transmission Control Protocol).

Another videoconferencing solution.

Creating Custom Rules 16-5