ZyXEL Communications ADSL VoIP IAD with 802.11g Wireless 2602HW Series Podręcznik Użytkownika Pobierz pdf (Strona 185)

Prestige 2602HW Series User’s Guide

Chapter 14 Firewall Configuration 185

HTTP(TCP:80) Hyper Text Transfer Protocol - a client/server protocol for the world

wide web.

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

ICQ(UDP:4000) This is a popular Internet chat program.

IPSEC_TRANSPORT/

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.

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.

REXEC(TCP:514) Remote Execution Daemon.

RLOGIN(TCP:513) Remote Login.

RTELNET(TCP:107) Remote Telnet.

RTSP(TCP/UDP:554) The Real Time Streaming (media control) Protocol (RTSP) is a remote

control for multimedia on the Internet.

SFTP(TCP:115) Simple File Transfer Protocol.

SMTP(TCP:25) Simple Mail Transfer Protocol is the message-exchange standard for

the Internet. SMTP enables you to move messages from one e-mail

server to another.

SNMP(TCP/UDP:161) Simple Network Management Program.

SNMP-TRAPS (TCP/

UDP:162)

Traps for use with the SNMP (RFC:1215).

SQL-NET(TCP:1521) Structured Query Language is an interface to access data on many

different types of database systems, including mainframes, midrange

systems, UNIX systems and network servers.

SSDP(UDP:1900) Simole Service Discovery Protocol (SSDP) is a discovery service

searching for Universal Plug and Play devices on your home network

or upstream Internet gateways using DUDP port 1900.

Table 52 Predefined Services (continued)

SERVICE DESCRIPTION

1 2 ... 180 181 182 183 184 185 186 187 188 189 190 ... 518 519

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