Prestige 334W User’s Guide

 

 

Table 18-3 Commonly Used Services

 

 

 

 

 

 

SERVICE

 

DESCRIPTION

 

 

 

 

 

 

 

HTTP(TCP:80)

 

Hyper Text Transfer Protocol - a client/server protocol for the world

 

 

 

 

wide web.

 

 

 

 

 

 

 

HTTPS(TCP:443)

 

HTTPS is a secured http session often used in e-commerce.

 

 

 

 

 

 

 

ICQ(UDP:4000)

 

This is a popular Internet chat program.

 

 

 

 

 

 

 

IKE(UDP:500)

 

The Internet Key Exchange algorithm is used for key distribution and

 

 

 

 

management.

 

 

 

 

 

 

 

IPSEC_TUNNEL(AH:0)

 

The IPSEC AH (Authentication Header) tunneling protocol uses this

 

 

 

 

service.

 

 

IPSEC_TUNNEL(ESP:0)

 

The IPSEC ESP (Encapsulation Security Protocol) tunneling protocol

 

 

 

 

uses this service.

 

 

 

 

 

 

 

IRC(TCP/UDP:6667)

 

This is another popular Internet chat program.

 

 

 

 

 

 

 

MSN Messenger(TCP:1863)

 

Microsoft Networks’ messenger service uses this protocol.

 

 

 

 

 

 

 

MULTICAST(IGMP:0)

 

Internet Group Multicast Protocol is used when sending packets to a

 

 

 

 

specific group of hosts.

 

 

 

 

 

 

 

NEW-ICQ(TCP:5190)

 

An Internet chat program.

 

 

 

 

 

 

 

NEWS(TCP:144)

 

A protocol for news groups.

 

 

 

 

 

 

 

NFS(UDP:2049)

 

Network File System - NFS is a client/server distributed file service that

 

 

 

 

provides transparent file sharing for network environments.

 

 

NNTP(TCP:119)

 

Network News Transport Protocol is the delivery mechanism for the

 

 

 

 

USENET newsgroup service.

 

 

 

 

 

 

 

PING(ICMP:0)

 

Packet INternet Groper is a protocol that sends out ICMP echo

 

 

 

 

requests to test whether or not a remote host is reachable.

 

 

POP3(TCP:110)

 

Post Office Protocol version 3 lets a client computer get e-mail from a

 

 

 

 

POP3 server through a temporary connection (TCP/IP or other).

 

 

 

 

 

 

 

PPTP(TCP:1723)

 

Point-to-Point Tunneling Protocol enables secure transfer of data over

 

 

 

 

public networks. This is the control channel.

 

 

 

 

 

 

 

PPTP_TUNNEL(GRE:0)

 

Point-to-Point Tunneling Protocol enables secure transfer of data over

 

 

 

 

public networks. This is the data channel.

 

 

RCMD(TCP:512)

 

Remote Command Service.

 

 

 

 

 

 

 

REAL_AUDIO(TCP:7070)

 

A streaming audio service that enables real time sound over the web.

 

 

 

 

 

 

Media Bandwidth Management

18-7