Table 64 Commonly Used Services - ZyXEL Communications ZyXEL NBG334W User Manual

Table 64 Commonly Used 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)
NEW-ICQ(TCP:5190)
NEWS(TCP:144)
NFS(UDP:2049)
NNTP(TCP:119)
PING(ICMP:0)
POP3(TCP:110)
PPTP(TCP:1723)
PPTP_TUNNEL(GRE:0)
RCMD(TCP:512)
REAL_AUDIO(TCP:7070)
NBG334W User's Guide
DESCRIPTION
AOL's 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 (e.g.
www.zyxel.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, 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.
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.
An Internet chat program.
A protocol for news groups.
Network File System - NFS is a client/server distributed file service
that provides transparent file sharing for network environments.
Network News Transport Protocol is the delivery mechanism for the
USENET newsgroup service.
Packet INternet Groper is a protocol that sends out ICMP echo
requests to test whether or not a remote host is reachable.
Post Office Protocol version 3 lets a client computer get e-mail from a
POP3 server through a temporary connection (TCP/IP or other).
Point-to-Point Tunneling Protocol enables secure transfer of data
over public networks. This is the control channel.
Point-to-Point Tunneling Protocol enables secure transfer of data
over public networks. This is the data channel.
Remote Command Service.
A streaming audio service that enables real time sound over the web.
Chapter 16 Bandwidth Management
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