Cisco ASR 9000 Series Routing Configuration Manual page 110

Enabling BGP Routing
SUMMARY STEPS
1. configure
2. route-policy route-policy-name
3. end-policy
4. commit
5. configure
6. router bgp as-number
7. bgp router-id ip-address
8. address-family { ipv4 | ipv6 } unicast
9. exit
10. neighbor ip-address
11. remote-as as-number
12. address-family { ipv4 | ipv6 } unicast
13. route-policy route-policy-name { in | out }
14. commit
DETAILED STEPS
Command or Action
Step 1
configure
Step 2
route-policy route-policy-name
Example:
RP/0/RSP0/CPU0:router(config)# route-policy
drop-as-1234
RP/0/RSP0/CPU0:router(config-rpl)# if as-path
passes-through '1234' then
RP/0/RSP0/CPU0:router(config-rpl)# apply
check-communities
RP/0/RSP0/CPU0:router(config-rpl)# else
RP/0/RSP0/CPU0:router(config-rpl)# pass
RP/0/RSP0/CPU0:router(config-rpl)# endif
Step 3
end-policy
Example:
RP/0/RSP0/CPU0:router(config-rpl)# end-policy
Step 4 commit
Step 5 configure
Step 6 router bgp as-number
Example:
RP/0/RSP0/CPU0:router(config)# router bgp 120
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
80
Purpose
(Optional) Creates a route policy and enters route policy
configuration mode, where you can define the route
policy.
(Optional) Ends the definition of a route policy and exits
route policy configuration mode.
Specifies the BGP AS number and enters the BGP
configuration mode, allowing you to configure the BGP
routing process.
Implementing BGP