ZyXEL Communications P-660HN User Manual page 372

Appendix E Services
Table 146 Examples of Services (continued)
NAME
H.323
HTTP
HTTPS
ICMP
ICQ
IGMP (MULTICAST) User-Defined
IKE
IMAP4
IMAP4S
IRC
MSN Messenger
NetBIOS
NEW-ICQ
NEWS
NFS
NNTP
PING
POP3
POP3S
PPTP
372
PROTOCOL PORT(S)
TCP 1720
TCP 80
TCP 443
User-Defined 1
UDP 4000
2
UDP 500
TCP 143
TCP 993
TCP/UDP 6667
TCP 1863
TCP/UDP 137
TCP/UDP 138
TCP/UDP 139
TCP/UDP 445
TCP 5190
TCP 144
UDP 2049
TCP 119
User-Defined 1
TCP 110
TCP 995
TCP 1723
DESCRIPTION
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 purposes.
This is a popular Internet chat program.
Internet Group Multicast Protocol is used
when sending packets to a specific group of
hosts.
The Internet Key Exchange algorithm is
used for key distribution and management.
The Internet Message Access Protocol is
used for e-mail.
This is a more secure version of IMAP4 that
runs over SSL.
This is another popular Internet chat
program.
Microsoft Networks' messenger service
uses this protocol.
The Network Basic Input/Output System is
used for communication between
computers in a LAN.
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).
This is a more secure version of POP3 that
runs over SSL.
Point-to-Point Tunneling Protocol enables
secure transfer of data over public
networks. This is the control channel.
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