ZyXEL Communications ZyWall USG 50-H Series User Manual page 638

Appendix B Common Services
Table 257 Commonly Used Services (continued)
NAME
FTP
H.323
HTTP
HTTPS
ICMP
ICQ
IGMP
(MULTICAST)
IKE
IRC
MSN Messenger
NEW-ICQ
NEWS
NFS
NNTP
PING
POP3
PPTP
PPTP_TUNNEL
(GRE)
RCMD
REAL_AUDIO
REXEC
RLOGIN
RTELNET
638
PROTOCOL PORT(S)
TCP 20
TCP 21
TCP 1720
TCP 80
TCP 443
User-Defined 1
UDP 4000
User-Defined 2
UDP 500
TCP/UDP 6667
TCP 1863
TCP 5190
TCP 144
UDP 2049
TCP 119
User-Defined 1
TCP 110
TCP 1723
User-Defined 47
TCP 512
TCP 7070
TCP 514
TCP 513
TCP 107
DESCRIPTION
File Transfer Program, a program to enable
fast transfer of files, including large files
that may not be possible by e-mail.
NetMeeting uses this protocol.
Hyper Text Transfer Protocol - a client/
server protocol for the world wide web.
HTTPS is a secured http session often
used in e-commerce.
Internet Control Message Protocol is often
used for diagnostic or routing purposes.
This is a popular Internet chat program.
Internet Group Management Protocol is
used when sending packets to a specific
group of hosts.
The Internet Key Exchange algorithm is
used for key distribution and management.
This is another popular Internet chat
program.
Microsoft Networks' messenger service
uses this protocol.
An Internet chat program.
A protocol for news groups.
Network File System - NFS is a client/
server distributed file service that provides
transparent file sharing for network
environments.
Network News Transport Protocol is the
delivery mechanism for the USENET
newsgroup service.
Packet INternet Groper is a protocol that
sends out ICMP echo requests to test
whether or not a remote host is reachable.
Post Office Protocol version 3 lets a client
computer get e-mail from a POP3 server
through a temporary connection (TCP/IP or
other).
Point-to-Point Tunneling Protocol enables
secure transfer of data over public
networks. This is the control channel.
PPTP (Point-to-Point Tunneling Protocol)
enables secure transfer of data over public
networks. This is the data channel.
Remote Command Service.
A streaming audio service that enables real
time sound over the web.
Remote Execution Daemon.
Remote Login.
Remote Telnet.
ZyWALL USG 50-H User's Guide