ZyXEL Communications Parental Control Gateway HS100/HS100W User Manual

Page 169

HomeSafe User’s Guide

Parental Control

12-15

Table 12-4 Services

SERVICE

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).

PPTP(TCP:1723)

Point-to-Point Tunneling Protocol enables secure transfer of data over
public networks. This is the control channel.

PPTP_TUNNEL(GRE:0)

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.

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)

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.

SSH(TCP/UDP:22)

Secure Shell Remote Login Program.

STRM WORKS(UDP:1558)

Stream Works Protocol.

SYSLOG(UDP:514)

Syslog allows you to send system logs to a UNIX server.

TACACS(UDP:49)

TELNET(TCP:23)

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.

TFTP(UDP:69)

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).

VDOLIVE(TCP:7000)

Another videoconferencing solution.

The following screen allows you to edit login information, configure time scheduling, choose
what type of services you want to block and edit customized services.