ZyXEL Communications P-660HN-TxA User Manual
Page 310

Appendix E Services
P-660HN-TxA User’s Guide
310
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).
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.
SSDP
UDP
1900
The Simple Service Discovery Protocol
supports Universal Plug-and-Play
(UPnP).
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
Login Host Protocol used for (Terminal
Access Controller Access Control
System).
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.
VDOLIVE
TCP
UDP
7000
user-
defined
A videoconferencing solution. The UDP
port number is specified in the
application.
Table 114 Examples of Services (continued)
NAME
PROTOCOL
PORT(S)
DESCRIPTION