Cisco ASR 9000 Series Routing Configuration Manual page 246

How to Configure BGP Flowspec
SUMMARY STEPS
1. configure
2. policy-map type pbr policy-map
3. class class-name
4. class type traffic class-name
5. action
6. exit
7. end-policy-map
DETAILED STEPS
Command or Action
Step 1
configure
Step 2
policy-map type pbr policy-map
Example:
RP/0/RSP0/CPU0:router(config)#
policy-map type pbr policyp1
Step 3
class class-name
Example:
RP/0/RSP0/CPU0:router(config-pmap)#
class class1
Step 4 class type traffic class-name
Example:
RP/0/RSP0/CPU0:router(config-pmap)#
class type traffic classc1
Step 5 action
Example:
RP/0/RSP0/CPU0:router(config-pmap-c)#
set dscp 5
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
216
Purpose
Creates or modifies a policy map that can be attached to one or more
interfaces to specify a service policy and enters the policy map
configuration mode.
Specifies the name of the class whose policy you want to create or
change.
Associates a previously configured traffic class with the policy map,
and enters control policy-map traffic class configuration mode.
Define extended community actions as per your requirement. The
options include:
• Traffic rate: police rate rate
• Redirect VRF: redirect { ipv4 }extcommunity rt
route_target_string
• Traffic Marking: set { dscp rate | destination-address {ipv4}
8-bit value}
• Redirect IP NH: redirect { ipv4 } nexthop ipv4 address { ipv4
address}
Implementing BGP Flowspec