ZyXEL Communications Unified Security Gateway ZyWALL 300, Руководство пользователя

Страница: 1015 / 1156

ZyWALL USG 300 User’s Guide
1015
A
P P E N D I X
B
Common Services
The following table lists some commonly-used services and their associated
protocols and port numbers. For a comprehensive list of port numbers, ICMP type/
code numbers and services, visit the IANA (Internet Assigned Number Authority)
web site.
•
Name
: This is a short, descriptive name for the service. You can use this one or
create a different one, if you like.
•
Protocol
: This is the type of IP protocol used by the service. If this is
TCP/
UDP
, then the service uses the same port number with TCP and UDP. If this is
USER-DEFINED
, the
Port(s
) is the IP protocol number, not the port number.
•
Port(s)
: This value depends on the
Protocol
. Please refer to RFC 1700 for
further information about port numbers.
• If the
Protocol
is
TCP
,
UDP
, or
TCP/UDP
, this is the IP port number.
• If the
Protocol
is
USER
, this is the IP protocol number.
•
Description
: This is a brief explanation of the applications that use this service
or the situations in which this service is used.
Table 314 Commonly Used Services
NAME PROTOCOL PORT(S) DESCRIPTION
AH
(IPSEC_TUNNEL)
User-Defined 51 The IPSEC AH (Authentication
Header) tunneling protocol uses this
service.
AIM/New-ICQ TCP 5190 AOL’s Internet Messenger service. It
is also used as a listening port by
ICQ.
AUTH TCP 113 Authentication protocol used by some
servers.
BGP TCP 179 Border Gateway Protocol.
BOOTP_CLIENT UDP 68 DHCP Client.
BOOTP_SERVER UDP 67 DHCP Server.
CU-SEEME TCP
UDP
7648
24032
A popular videoconferencing solution
from White Pines Software.
DNS TCP/UDP 53 Domain Name Server, a service that
matches web names (for example
www.zyxel.com ) to IP numbers.