ZyXEL Communications ISG50-ISDN User Manual page 829

Table 341 Commonly Used Services (continued)
NAME
SMTP
SNMP
SNMP-TRAPS
SQL-NET
SSH
STRM WORKS
SYSLOG
TACACS
TELNET
TFTP
VDOLIVE
ISG50 User's Guide
PROTOCOL PORT(S)
TCP 25
TCP/UDP 161
TCP/UDP 162
TCP 1521
TCP/UDP 22
UDP 1558
UDP 514
UDP 49
TCP 23
UDP 69
TCP 7000
Appendix B Common Services
DESCRIPTION
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.
Simple Network Management Program.
Traps for use with the SNMP (RFC:1215).
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.
Secure Shell Remote Login Program.
Stream Works Protocol.
Syslog allows you to send system logs to a
UNIX server.
Login Host Protocol used for (Terminal
Access Controller 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.
829