ZyXEL Communications NBG-417N User Manual
Page 256

Appendix E Services
NBG-417N User’s Guide
256
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.
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
UDP
7000
user-
defined
A videoconferencing solution. The UDP
port number is specified in the
application.
Table 83 Examples of Services (continued)
NAME
PROTOCOL
PORT(S)
DESCRIPTION