PurposeCommand or Action
Displays information about all the flow
records.
show flow record
Example:
Step 18
Device# show flow record
DNS Flow Record
Flow Record 5 - DNS Flow Record
Procedure
PurposeCommand or Action
Enters global configuration mode.configure terminal
Example:
Step 1
Device# configure terminal
Enters flow record configuration mode.flow record flow_record_name
Example:
Step 2
Device(config)# flow record fr-wdavc-5
(Optional) Creates a description for the flow
record.
description description
Example:
Step 3
Device(config-flow-record)# description
flow-record-5
Specifies a match to the IP version from the
IPv4 header.
match ipv4 version
Example:
Step 4
Device(config-flow-record)# match ipv4
version
Specifies a match to the IPv4 protocol.match ipv4 protocol
Example:
Step 5
Device(config-flow-record)# match ipv4
protocol
Specifies a match to the application name.match application name
Step 6
Example:
This action is mandatory for AVC
support, as this allows the flow to
be matched against the application.
Note
Device(config-flow-record)# match
application name
Specifies a match to the IPv4 address of the
client (flow initiator).
match connection client ipv4 address
Example:
Step 7
Device(config-flow-record)# match
connection client ipv4 address
System Management Configuration Guide, Cisco IOS XE Bengaluru 17.4.x (Catalyst 9400 Switches)
195
Configuring Application Visibility and Control in a Wired Network
DNS Flow Record
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