Di Posting Oleh : Simple Learning
Kategori : BGP Core Technologies Routing
Prerequisites: CCNP level skills.
Note!
Topology from Lab 118.
Topology
Task 1
Configure R5 so that it advertises the default route. This advertisement should be propagated to all potential BGP peers.
Solution
Task 1
Configure R5 so that it advertises the default route. This advertisement should be propagated to all potential BGP peers.
R5 Configuration:
!
ip route 0.0.0.0 0.0.0.0 Null0
!
!
router bgp 50
no synchronization
bgp router-id 172.16.105.5
bgp log-neighbor-changes
network 0.0.0.0
network 172.16.105.0 mask 255.255.255.0
neighbor 10.1.35.3 remote-as 30
no auto-summary
no synchronization
bgp router-id 172.16.105.5
bgp log-neighbor-changes
network 0.0.0.0
network 172.16.105.0 mask 255.255.255.0
neighbor 10.1.35.3 remote-as 30
no auto-summary
!
Verification:
Pic. 2 - R3's BGP Table.
In order for R5 to advertise the default route to all BGP peers, one must exist in the routing table. That's why I have configured a default route pointing to null0 and advertised it using the 'network' statement. Alternatively, I could redistribute static routes into BGP.
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