User`s guide

Network Menu & Forms
194
Figure 8-33:Firewall Configuration “Add Rule” and “Edit Rule” UDP
Protocol Fields
The following table defines the fields in the UDP Options Section.
ICMP Protocol Fields
If ICMP is selected as a protocol, the “ICMP Type” pull-down menu appears
in the “ICMP Options Section” at the bottom of the Firewall Configuration
form. The following figure shows the options.
Table 8-14: Expert > UDP Options Fields
Field Definition
Source Port
- OR -
Destination Port
-AND-
to
A port number for filtering in the “Source Port” or “Destination
Port” field. A range of IP address can be specified by adding a
second port number in the “to” field. TCP packets are filtered for
for the range of specified IP addresses.
Inverted
By checking this box, The UDP options are "Inverted". "Inverting"
an item negates the selected rules. Rules will apply to everything
except the selected options.