SnapGear 2.0.1 - Manual (Page 79)

Firewall
75
Service groups
Click the Service Groups tab. Any addresses that have already been defined will be
displayed. Click New to add a new service groups, or select an existing address and
click Modify.
Adding or modifying a service group is shown in the following figure:
Figure 6-5
A service group can be used to group together similar services. For example, you can
create a group of services that you wish to allow, and then use a single rule to allow them
all at once. Select the services from the list of predefined services, or enter the port
number to define a custom TCP or UDP service. It is permissible for a service to belong
to multiple service groups.