ZyXEL Communications P-661HW Series User Manual

P-661H/HW Series User’s Guide

Chapter 9 Firewall Configuration

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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) web site. For further information on these services, please read 

. Click the Edit Customized Services link while editing a firewall rule to configure a 

custom service port. This displays the following screen.

 for more information. 

Figure 89   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 62   Firewall: Edit Rule (continued)

Table 63   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. 

 for more information.

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.