Firewall Edit Custom Service; Figure 133 Firewall Edit Custom Service; Table 57 Security > Firewall > Service > Add - ZyXEL Communications ZYWALL 2 PLUS User Manual

Chapter 11 Firewall
Table 56 SECURITY > FIREWALL > Service (continued)
LABEL
Attribute
Modify
Add
Predefined
Service
#
Service Name
Protocol
Attribute

11.13.1 Firewall Edit Custom Service

Click SECURITY > FIREWALL > Service > Add to display the following screen. Use this
screen to configure a custom service entry not is not predefined in the ZyWALL. See
Appendix E on page 623
port numbers.
See Section 11.1 on page 181

Figure 133 Firewall Edit Custom Service

The following table describes the labels in this screen.
Table 57 SECURITY > FIREWALL > Service > Add
LABEL
Service Name
IP Protocol
204
DESCRIPTION
This is the IP port number or ICMP type and code that defines the service.
Click the edit icon to go to the screen where you can edit the service.
Click the delete icon to remove an existing service. A window displays asking you
to confirm that you want to delete the service. Note that subsequent services
move up by one when you take this action.
Click this button to bring up the screen that you use to configure a new custom
service that is not in the predefined list of services.
This table shows all the services that are already configured for use in firewall
rules. See Appendix E on page 623
This is the index number of the predefined service.
This is the name of the service.
This is the IP protocol type. There may be more than one IP protocol type.
This is the IP port number or ICMP type and code that defines the service.
the user's guide appendices for a list of commonly used services and
for more information about the firewall.
DESCRIPTION
Enter a descriptive name of up to 31 printable ASCII characters (except
Extended ASCII characters) for the custom service. You cannot use the "("
character. Spaces are allowed.
Choose the IP protocol (TCP, UDP, TCP/UDP, ICMP or Custom) that defines
your customized service from the drop down list box.
If you select Custom, specify the protocol's number. For example, ICMP is 1,
TCP is 6, UDP is 17 and so on.
for a list of common services.
ZyWALL 2 Plus User's Guide