7.31 BGP Aggregation - Suppress Map
• Modify the solution for the previous task so that R2 advertises 10.0.2.0/24 prefix in addition to the summary route.
R2:
ip prefix-list NET_2 permit 10.0.2.0/24
!
route-map SUPPRESS_MAP deny 10
match ip address prefix-list NET_2
!
route-map SUPPRESS_MAP permit 100
!
router bgp 200
aggregate-address 10.0.0.0 255.255.252.0 suppress-map SUPPRESS_MAP
---------------------------------------------------------
Rack1R2#show ip bgp
BGP table version is 252, local router ID is 150.1.2.2
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
s> 10.0.0.0/24 0.0.0.0 0 32768 i
*> 10.0.0.0/22 0.0.0.0 32768 i
s> 10.0.1.0/24 0.0.0.0 0 32768 i
*> 10.0.2.0/24 0.0.0.0 0 32768 i
s> 10.0.3.0/24 0.0.0.0 0 32768 i
Rack1R2#show ip bgp neighbors 155.1.0.5 advertised-routes
BGP table version is 252, local router ID is 150.1.2.2
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
*> 10.0.0.0/22 0.0.0.0 32768 i
*> 10.0.2.0/24 0.0.0.0 0 32768 i
*> 192.10.1.0 0.0.0.0 0 32768 i
*> 205.90.31.0 192.10.1.254 0 0 254 ?
*> 220.20.3.0 192.10.1.254 0 0 254 ?
*> 222.22.2.0 192.10.1.254 0 0 254 ?
Total number of prefixes 6
Rack1R2#
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