Specifications

2-370
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)
OL_28738 -01
Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
match flow ip
match flow ip
To specify match criteria to treat flows with a unique source or destination address as new flows, use the
match flow ip command. To disable this function, use the no form of this command.
match flow ip {source-address [ip destination-address ip protocol L4 source - addr ess L4
destination-address] | destination-address}
no match flow ip {source-address [ip destination-address ip protocol L4 source-address L4
destination-address] | destination-address}
Syntax Description
Defaults T his command has no default settings..
Command Modes class-map co nfiguration submod e
Usage Guidelines W hen you specify the s ource-address keyword, ea ch flow with a unique sourc e address is treated as a
new flow.
When you specify the destination -address keyword, each flow with a unique desti nation address is
treated as a new flow.
A policy map is called a flow-based policy map when yo u configure t he flow k eywords on th e class m ap
that it uses. To attach a flow-based policy map as a child to an aggregate policy map, use the
service-policy command.
Note The match flow command is available on the Catalyst 4500 series switch only when
Supervisor Engine VI ( WS-X4516-1 0GE) is present .
Examples This example shows how to create a flow-based class map associated with a source address:
Switch(config)# class-map match-all c1
Switch(config-cmap)# match flow ip source-address
Switch(config-cmap)# end
Switch#
Switch# show class-map c1
Class Map match-all c1 (id 2)
Match flow ip source-address
Switch#
source-a ddres s Establishes a new flow from a flow with a unique IP source ad dress.
ip destination-address
ip protocol L4
source-address L4
destination-address
(Optional) Comprises the full flow keyword; treats each flow with unique
IP source, destination, pr otocol, and Layer 4 s ource and de stination a ddress
as a new flow.
destination-address Establishes a new flow from a flow with a unique IP destination address.