FVS338 ProSafe VPN Firewall 50 Reference Manual
Firewall Protection and Content Filtering 4-19
v1.0, March 2008
Although the FVS338 already holds a list of many service port numbers, you are not limited to
these choices. Use the Services menu to add additional services and applications to the list for use
in defining firewall rules. The Services menu shows a list of services that you have defined, as
shown in Figure 4-13.
To define a new service, first you must determine whic h port number or range of num bers is used
by the application. This information can usually be determined by contacting the publisher of the
application or from user groups of newsgr ou ps. When you have the po rt number info rmatio n, yo u
can enter it on the Services screen.
Figure 4-13