ZyXEL Communications P-2602 User Manual

Page of 427
P-2602H(W)(L)-DxA Series User’s Guide
Chapter 9 Wireless LAN
139
See 
 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.