ZyXEL Communications SBG3500-N000 User Manual page 395

Table 146 Examples of Services
NAME
AH (IPSEC_TUNNEL) User-Defined
AIM
AUTH
BGP
BOOTP_CLIENT
BOOTP_SERVER
CU-SEEME
DNS
ESP
(IPSEC_TUNNEL)
FINGER
FTP
H.323
HTTP
HTTPS
ICMP
ICQ
IGMP (MULTICAST)
IKE
IMAP4
IMAP4S
IRC
MSN Messenger
NetBIOS
SBG3500-N000 User's Guide
PROTOCOL PORT(S)
51
TCP 5190
TCP 113
TCP 179
UDP 68
UDP 67
TCP/UDP 7648
TCP/UDP 24032
TCP/UDP 53
User-Defined 50
TCP 79
TCP 20
TCP 21
TCP 1720
TCP 80
TCP 443
User-Defined 1
UDP 4000
User-Defined 2
UDP 500
TCP 143
TCP 993
TCP/UDP 6667
TCP 1863
TCP/UDP 137
TCP/UDP 138
TCP/UDP 139
TCP/UDP 445
DESCRIPTION
The IPSEC AH (Authentication Header)
tunneling protocol uses this service.
AOL's Internet Messenger service.
Authentication protocol used by some
servers.
Border Gateway Protocol.
DHCP Client.
DHCP Server.
A popular videoconferencing solution from
White Pines Software.
Domain Name Server, a service that
matches web names (for instance
www.zyxel.com) to IP numbers.
The IPSEC ESP (Encapsulation Security
Protocol) tunneling protocol uses this
service.
Finger is a UNIX or Internet related
command that can be used to find out if a
user is logged on.
File Transfer Protocol, 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 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.
Appendix F Services
395