ZyXEL Communications ZYWALL USG 2000 Manual page 874

Appendix B Common Services
Table 298 Commonly Used Services (continued)
NAME
TFTP
VDOLIVE
874
PROTOCOL PORT(S)
UDP 69
TCP 7000
DESCRIPTION
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.
ZyWALL USG 2000 User's Guide