ZyXEL Communications ZyXEL ZyWALL P1, User Manual

Page: 113 / 369

ZyWALL P1 User’s Guide
112 Chapter 7 Firewall Screens
7.6.3 Configuring Custom Services
Configure customized ports for services not predefined by the ZyWALL (See Section 7.8 on
page 116 for a list of predefined services) . For a comprehensive list of port numbers and
services, visit the IANA (Internet Assigned Number Authority) web site.
Click the Add button under Custom Service while editing a firewall rule to configure a
custom service. This displays the following screen.
Figure 40 Firewall: Creating/Editing A Custom Service
The following table describes the labels in this screen.
7.7 Example Firewall Rule
The following Internet firewall rule example allows a hypothetical My Service connection
from the Internet.
Apply Click Apply to save your customized settings and exit this screen.
Cancel Click Cancel to exit this screen without saving.
Table 32 Firewall: Creating/Editing A Firewall Rule (continued)
LABEL DESCRIPTION
Table 33 Firewall: Creating/Editing A Custom Service
LABEL DESCRIPTION
Service Name Enter a unique name for your custom service.
Service Type Choose the IP port ( TCP , UDP or Both ) that defines your customized service
from the drop down list box.
Port Select Single to specify one port only or Range to specify a span of ports that
define your customized service.
Apply Click Apply to save your customized settings and exit this screen.
Cancel Click Cancel to exit this screen without saving.