ZyXEL Communications Prestige 202H User Manual page 169

TACACS(UDP:49)
TELNET(TCP:23)
TFTP(UDP:69)
VDOLIVE(TCP:7000)
15.5.1 Creating/Editing Firewall Rules
To create a new rule, click a number (No.) in the last screen shown to display the following screen.
Creating Custom Rules
Table 15-2 Predefined Services
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.
Prestige 202H User's Guide
15-9