ZyXEL Communications P-2608HWL-Dx Series 用户手册

P-2608HWL-Dx Series User’s Guide

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Chapter 16 Firewall Configuration

Configure customized services and port numbers not predefined by the ZyXEL Device. For a 
comprehensive list of port numbers and services, visit the IANA (Internet Assigned Number 
Authority) website. See 

 for some examples. Click the Edit 

Customized Services link while editing a firewall rule to configure a custom service port. 
This displays the following screen.

Figure 108   Firewall: Customized Services

The following table describes the labels in this screen. 

Apply

Click Apply to save your customized settings and exit this screen.

Cancel

Click Cancel to exit this screen without saving.

Table 74   Firewall: Edit Rule (continued)

Table 75   Customized Services

No.

This is the number of your customized port. Click a rule’s number of a service to go to the 

Firewall Customized Services Config screen to configure or edit a customized service.

Name

This is the name of your customized service.

Protocol

This shows the IP protocol (TCP, UDP or TCP/UDP) that defines your customized 

service.

Port

This is the port number or range that defines your customized service.

Back

Click Back to return the Firewall Edit Rule screen.