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| ZyWALL 2 Series User’s Guide | |
| Table | ||
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| IPSEC_TUNNEL(ESP:0) | The IPSEC ESP (Encapsulation Security Protocol) tunneling protocol uses |
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| this service. |
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| IRC(TCP/UDP:6667) | This is another popular Internet chat program. |
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| MSN Messenger(TCP:1863) | Microsoft Networks’ messenger service uses this protocol. |
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| MULTICAST(IGMP:0) | Internet Group Multicast Protocol is used when sending packets to a |
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| specific group of hosts. |
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| An Internet chat program. |
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| NEWS(TCP:144) | A protocol for news groups. |
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| NFS(UDP:2049) | Network File System - NFS is a client/server distributed file service that |
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| provides transparent file sharing for network environments. |
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| NNTP(TCP:119) | Network News Transport Protocol is the delivery mechanism for the |
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| USENET newsgroup service. |
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| PING(ICMP:0) | Packet INternet Groper is a protocol that sends out ICMP echo requests to |
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| test whether or not a remote host is reachable. |
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| POP3(TCP:110) | Post Office Protocol version 3 lets a client computer get |
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| POP3 server through a temporary connection (TCP/IP or other). |
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| PPTP(TCP:1723) |
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| public networks. This is the control channel. |
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| PPTP_TUNNEL(GRE:0) |
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| public networks. This is the data channel. |
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| RCMD(TCP:512) | Remote Command Service. |
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| REAL_AUDIO(TCP:7070) | A streaming audio service that enables real time sound over the web. |
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| REXEC(TCP:514) | Remote Execution Daemon. |
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| RLOGIN(TCP:513) | Remote Login. |
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| RTELNET(TCP:107) | Remote Telnet. |
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| RTSP(TCP/UDP:554) | The Real Time Streaming (media control) Protocol (RTSP) is a remote |
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| control for multimedia on the Internet. |
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| SFTP(TCP:115) | Simple File Transfer Protocol. |
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Firewall Screens |