• L3 rules that do not include the fragment criteria apply to initial fragments and non-
fragment packets
• L4 rules apply to initial fragments and non-fragment packets
Rule criteria commands
You can use the following rule criteria commands. These commands are described in more
detail below.
•
dscp
•
ip protocol
•
source ip address
•
destination ip address
•
tcp source-port
•
tcp destination-port
•
udp source-port
•
udp destination-port
•
icmp
• fragment
Note:
You can also use the description command in the rule context to add a description of
the rule.
Applying rules to packets with DSCP values
Procedure
Use the dscp command, followed by a DSCP value (from 0 to 63) to apply the rule to
all packets with the specified DSCP value.
For example, the following rule is defined to capture all VoIP Bearer packets (DSCP =
46):
Gxxx-001(super)# ip capture-list 520
Gxxx-001(super-Capture 520)# ip-rule 20
Gxxx-001(super-Capture 520/ip rule 20)# composite-operation capture
Done!
Gxxx-001(super-Capture 520/ip rule 20)# dscp 46
Done!
Gxxx-001(super-Capture 520/ip rule 20)#
Monitoring applications
388 Administering Avaya G430 Branch Gateway October 2013
Comments? infodev@avaya.com
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