Configuring Aggregate Addresses - Cisco ASR 9000 Series Routing Configuration Manual

Configuring Aggregate Addresses

Command or Action
Step 4 network { ip-address / prefix-length | ip-address
mask } backdoor
Example:
RP/0/RSP0/CPU0:router(config-bgp-af)# network
172.20.0.0/16
Step 5
commit
Configuring Aggregate Addresses
Perform this task to create aggregate entries in a BGP routing table.
SUMMARY STEPS
1. configure
2. router bgp as-number
3. address-family { ipv4 | ipv6 } unicast
4. aggregate-address address/mask-length [ as-set ] [ as-confed-set ] [ summary-only ] [ route-policy
route-policy-name ]
5. commit
DETAILED STEPS
Command or Action
Step 1 configure
Step 2 router bgp as-number
Example:
RP/0/RSP0/CPU0:router(config)# router
bgp 120
Step 3
address-family { ipv4 | ipv6 } unicast
Example:
RP/0/RSP0/CPU0:router(config-bgp)#
address-family ipv4 unicast
Step 4
aggregate-address address/mask-length [
as-set ] [ as-confed-set ] [ summary-only ] [
route-policy route-policy-name ]
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
90
Purpose
Configures the local router to originate and advertise the
specified network.
Purpose
Specifies the autonomous system number and enters the BGP
configuration mode, allowing you to configure the BGP routing process.
Specifies either the IPv4 or IPv6 address family and enters address
family configuration submode.
To see a list of all the possible keywords and arguments for this
command, use the CLI help (?).
Creates an aggregate address. The path advertised for this route is an
autonomous system set consisting of all elements contained in all paths
that are being summarized.
Implementing BGP