User's Manual

Chapter 9 Firewall Configuration
P-793H User’s Guide
139
9.7.2 Customized Services
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 Appendix G on
page 401. Click the Edit Customized Services link while editing a firewall rule to configure a
custom service port. This displays the following screen.
Refer to Section 8.1 on page 117 for more information.
Figure 63 Firewall > Rules > Add/Edit > Edit Customized Services
The following table describes the labels in this screen.
9.7.3 Configuring A Customized Service
Use this screen to create a new custom port or edit an existing one. Click a rule number in the
Firewall Customized Services screen. This action displays the following screen.
Refer to Section 8.1 on page 117 for more information.
Table 42 Firewall > Rules > Add/Edit > Edit Customized Services
LABEL DESCRIPTION
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.
See Section 9.7.3 on page 139 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.