ZyXEL PLA-450 User Guide - Page 174
Appendix E Common Services, PLA450 User's Guide, Commonly Used Services continued, Table 54
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Appendix E Common Services Table 54 Commonly Used Services (continued) NAME FTP H.323 HTTP PROTOCOL TCP TCP TCP TCP HTTPS TCP ICMP User-Defined ICQ UDP IGMP (MULTICAST) User-Defined IKE IRC MSN Messenger NEW-ICQ NEWS NFS UDP TCP/UDP TCP TCP TCP UDP NNTP PING POP3 TCP User-Defined TCP PPTP TCP PPTP_TUNNEL (GRE) RCMD REAL_AUDIO REXEC RLOGIN User-Defined TCP TCP TCP TCP PORT(S) 20 21 1720 80 443 1 4000 2 500 6667 1863 5190 144 2049 119 1 110 1723 47 512 7070 514 513 DESCRIPTION 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. Internet Control Message Protocol is often used for diagnostic or routing purposes. This is a popular Internet chat program. Internet Group Management Protocol is used when sending packets to a specific group of hosts. The Internet Key Exchange algorithm is used for key distribution and management. This is another popular Internet chat program. Microsoft Networks' messenger service uses this protocol. 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. PPTP (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. 174 PLA450 User's Guide