ZyXEL Communications ZYWALL 5 - Configuring Custom Services; Example Firewall Rule; Figure 69 Creating;Editing a Custom Service; Table 52 Creating;Editing a Custom Service

ZyWALL 5 User’s Guide
174 Chapter 10 Firewall Screens
10.6.3 Configuring Custom Services
Configure customized ports for services not predefined by the ZyWALL (see Section 10.8 on
page 178 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 69 Creating/Editing A Custom Service
The following table describes the labels in this screen.
10.7 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 51 Creating/Editing A Firewall Rule
LABEL DESCRIPTION
Table 52 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.