User Manual

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configured (shared between source and destination ports). TCP and
UDP protocols each have eight port ranges.
TCP Flags
Select one or more TCP flags with which to filter packets. Filtered
packets are either forwarded or dropped. Filtering packets by TCP flags
increases packet control, which increases network security. Only
available when protocol is TCP.
Type of Service
Select the type of service for a match.
 Any: All types of service are acceptable.
 DSCP to match: Enter a Differentiated Serves Code Point (DSCP) to
match.
 IP Precedence to match: Enter a IP Precedence to match.
ICMP Type
Either select the message type by name or enter the message type
number. Only available when protocol is ICMP.
 Any: All message types are acceptable.
 Select from list: Select message type by name.
 Protocol ID to match: Enter the number of message type.
ICMP Code
 Any: All codes are acceptable.
 User Defined: Enter an ICMP code to match.