2 customized services, 3 configuring a customized service, Refer to – ZyXEL Communications G.SHDSL.bis 4-port Security Gateway P-793H User Manual
Page 141: To configure a

P-793H User’s Guide
Chapter 9 Firewall Configuration
141
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
. Click the Edit Customized Services link while editing a firewall rule to configure a
custom service port. This displays the following screen.
Figure 59 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.
Apply
Click Apply to save your customized settings and exit this screen.
Cancel
Click Cancel to exit this screen without saving.
Table 40 Firewall > Rules > Add/Edit (continued)
LABEL
DESCRIPTION
Table 41 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.
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.