ZyXEL Communications XMG Series User Manual page 407

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Table 173 Examples of Services
NAME
PROTOCOL
AH (IPSEC_TUNNEL)
User-Defined
AIM
TCP
AUTH
TCP
BGP
TCP
BOOTP_CLIENT
UDP
BOOTP_SERVER
UDP
CU-SEEME
TCP/UDP
TCP/UDP
DNS
TCP/UDP
ESP (IPSEC_TUNNEL)
User-Defined
FINGER
TCP
FTP
TCP
TCP
H.323
TCP
HTTP
TCP
HTTPS
TCP
ICMP
User-Defined
ICQ
UDP
IGMP (MULTICAST)
User-Defined
IKE
UDP
IMAP4
TCP
IMAP4S
TCP
IRC
TCP/UDP
MSN Messenger
TCP
NetBIOS
TCP/UDP
TCP/UDP
TCP/UDP
TCP/UDP
NEW-ICQ
TCP
NEWS
TCP
Appendix D Services
PORT(S)
DESCRIPTION
51
The IPSEC AH (Authentication Header) tunneling
protocol uses this service.
5190
AOL's Internet Messenger service.
113
Authentication protocol used by some servers.
179
Border Gateway Protocol.
68
DHCP Client.
67
DHCP Server.
7648
A popular videoconferencing solution from White
Pines Software.
24032
53
Domain Name Server, a service that matches web
names (for instance www.zyxel.com) to IP numbers.
50
The IPSEC ESP (Encapsulation Security Protocol)
tunneling protocol uses this service.
79
Finger is a UNIX or Internet related command that can
be used to find out if a user is logged on.
20
File Transfer Protocol, a program to enable fast
transfer of files, including large files that may not be
21
possible by email.
1720
NetMeeting uses this protocol.
80
Hyper Text Transfer Protocol - a client/server protocol
for the world wide web.
443
HTTPS is a secured http session often used in e-
commerce.
1
Internet Control Message Protocol is often used for
diagnostic purposes.
4000
This is a popular Internet chat program.
2
Internet Group Multicast Protocol is used when
sending packets to a specific group of hosts.
500
The Internet Key Exchange algorithm is used for key
distribution and management.
143
The Internet Message Access Protocol is used for
email.
993
This is a more secure version of IMAP4 that runs over
SSL.
6667
This is another popular Internet chat program.
1863
Microsoft Networks' messenger service uses this
protocol.
137
The Network Basic Input/Output System is used for
communication between computers in a LAN.
138
139
445
5190
An Internet chat program.
144
A protocol for news groups.
VMG/XMG Series User's Guide
407

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