Cisco ASR 9000 Series - Configuring Discard Extra Paths

PurposeCommand or Action
Specifies the autonomous system number and enters the
BGP configuration mode, allowing you to configure the
BGP routing process.
router bgp as-number
Example:
RP/0/RSP0/CPU0:router(config)# router bgp 120
Step 2
Allows the redistribution of iBGP routes into an IGP,
such as IS-IS or OSPF.
bgp redistribute-internal
Example:
RP/0/RSP0/CPU0:router(config-bgp)# bgp
redistribute-internal
Step 3
commit
Step 4
Configuring Discard Extra Paths
Perform this task to configure BGP maximum-prefix discard extra paths.
SUMMARY STEPS
1.
configure
2.
router bgp as-number
3.
neighbor ip-address
4.
address-family { ipv4 | ipv6 } unicast
5.
maximum-prefix maximum discard-extra-paths
6.
commit
DETAILED STEPS
PurposeCommand or Action
Enters Global Configuration mode.configure
Example:
RP/0/RSP0/CPU0:router# configure
Step 1
Specifies the autonomous system number and enters the BGP
configuration mode, allowing you to configure the BGP
routing process.
router bgp as-number
Example:
RP/0/RSP0/CPU0:router(config)# router bgp 10
Step 2
Places the router in neighbor configuration mode for BGP
routing and configures the neighbor IP address as a BGP
peer.
neighbor ip-address
Example:
RP/0/RSP0/CPU0:router(config-bgp)# neighbor
10.0.0.1
Step 3
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
92
Implementing BGP
Configuring Discard Extra Paths