ZyXEL P-2602HW-D3A User Guide - Page 139
for a list of commonly-used services and destination ports. The, following table describes
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P-2602H(W)(L)-DxA Series User's Guide See Appendix 31 on page 371 for a list of commonly-used services and destination ports. The following table describes the fields in this screen. Table 45 Application Priority Configuration LABEL DESCRIPTION Application Priority Configuration Name Type a description of the application priority. Service The following is a description of the applications you can prioritize with WMM QoS. Select a service from the drop-down list box. • FTP File Transfer Program enables fast transfer of files, including large files that may not be possible by e-mail. FTP uses port number 21. • E-Mail Electronic mail consists of messages sent through a computer network to specific groups or individuals. Here are some default ports for e-mail: POP3 - port 110 IMAP - port 143 SMTP - port 25 HTTP - port 80 • WWW The World Wide Web is an Internet system to distribute graphical, hyper-linked information, based on Hyper Text Transfer Protocol (HTTP) - a client/server protocol for the World Wide Web. The Web is not synonymous with the Internet; rather, it is just one service on the Internet. Other services on the Internet include Internet Relay Chat and Newsgroups. The Web is accessed through use of a browser. • User-Defined User-defined services are user specific services configured using known ports and applications. Dest Port This displays the port the selected service uses. Type a port number in the field provided if you want to use a different port to the default port. Priority Select a priority from the drop-down list box. Apply Click Apply to save your changes back to the ZyXEL Device. Cancel Click Cancel to return to the previous screen. Chapter 9 Wireless LAN 139