Table 42 Predefined Services - Nortel BSR222 Configuration

type. For example, look at the default configuration labeled "(DNS)".
means UDP port 53 and TCP port 53. Custom services can also be
TCP:53)
configured using the Custom Ports function, which is discussed in
custom ports" on page

Table 42 Predefined services

Service
AIM/New-ICQ(TCP:5190)
AUTH(TCP:113)
BGP(TCP:179)
BOOTP_CLIENT(UDP:68)
BOOTP_SERVER(UDP:67)
CU-SEEME(TCP/UDP:7648,
24032)
DNS(UDP/TCP:53)
FINGER(TCP:79)
FTP(TCP:20.21)
H.323(TCP:1720)
HTTP(TCP:80)
HTTPS(TCP:443)
ICQ(UDP:4000)
IKE(UDP:500)
IPSEC_TUNNEL(AH:0)
IPSEC_TUNNEL(ESP:0)
IRC(TCP/UDP:6667)
MSN Messenger(TCP:1863)
MULTICAST(IGMP:0)
184.
Description
AOL Internet Messenger service, used as a listening port
by ICQ.
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 example, www.nortel.com) to IP numbers.
Finger is a UNIX or Internet-related command that can be
used to find out if a user is logged on.
File Transfer Program is a program to enable fast transfer
of files, including large files that cannot be sent by e-mail.
NetMeeting uses this protocol.
Hyper Text Transfer Protocol is a client/server protocol for
the World Wide Web.
HTTPS is a secured http session often used in
e-commerce.
This is a popular Internet chat program.
The Internet Key Exchange algorithm is used for key
distribution and management.
The IPSEC AH (Authentication Header) tunneling protocol
uses this service.
The IPSEC ESP (Encapsulation Security Protocol)
tunneling protocol uses this service.
This is another popular Internet chat program.
Microsoft Networks' messenger service uses this
protocol.
Internet Group Multicast Protocol is used when sending
packets to a specific group of hosts.
Nortel Business Secure Router 222 Configuration — Basics
Chapter 11 Firewall screens 189
"Configuring
(UDP/