ZyXEL Communications ARMOR G5, User Manual, Page: 177 / 186

Appendix C Common Services
NBG7815 User’s Guide
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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 7000 Another videoconferencing solution.
Table 50 Commonly Used Services (continued)
NAME PRO TO C O L PO RT(S) DESC RIPTIO N