ZyXEL Communications ADSL 2+ Gateway P-660HW-T1 User Manual page 147

P-660H/HW/W-T Series User' Guide
Table 42
SERVICE
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
ICQ(UDP:4000)
IPSEC_TRANSPORT/
TUNNEL(AH:0)
IPSEC_TUNNEL(ESP:0)
IRC(TCP/UDP:6667)
MSN Messenger(TCP:1863)
MULTICAST(IGMP:0)
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)
REXEC(TCP:514)
RLOGIN(TCP:513)
RTELNET(TCP:107)
RTSP(TCP/UDP:554)
SFTP(TCP:115)
147
Predefined Services (continued)
DESCRIPTION
A popular videoconferencing solution from White Pines Software.
Domain Name Server, a service that matches web names (e.g.
www.zyxel.com
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.
Net Meeting 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 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.
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.
Remote Execution Daemon.
Remote Login.
Remote Telnet.
The Real Time Streaming (media control) Protocol (RTSP) is a remote
control for multimedia on the Internet.
Simple File Transfer Protocol.
) to IP numbers.
Chapter 11 Firewall Configuration