What is the correct BGP configuration to have AS 65111 prefer the path to AS 65221 over the path to AS 65237 except for the traffic which originates in AS 65237?
A.
router bgp 65111
neighbor 10.10.10.10 remote-as 65221
neighbor 10.20.20.20 remote-as 65237
neighbor 10.10.10.10 weight 160
neighbor 10.20.20.20 weight 150
neighbor 10.20.20.20 filter-list 1 weight 170
!
ip as-path access-list 1 permit _65237$
B.
router bgp 65111
neighbor 10.10.10.10 remote-as 65221
neighbor 10.20.20.20 remote-as 65237
neighbor 10.10.10.10 weight 160
neighbor 10.20.20.20 weight 150
neighbor 10.20.20.20 access-group 1 weight 170
!
access-list 1 permit _65237$
C.
router bgp 65111
neighbor 10.10.10.10 remote-as 65221
neighbor 10.20.20.20 remote-as 65237
neighbor 10.10.10.10 weight 160
neighbor 10.20.20.20 weight 150
D.
router bgp 65111
neighbor 10.10.10.10 remote-as 65221
neighbor 10.20.20.20 remote-as 65237
neighbor 10.10.10.10 weight 160
neighbor 10.20.20.20 weight 150
neighbor 10.20.20.20 route-map test
!
route-map test permit 10
match as-path _65221$
Explanation:
Command requires the use of as path _65327$ mean originating from 65237
Wrong Answer
1. B Needs the filter-list parameter to be use
2. C Will not prefer traffic originating from AS 65327 to go to AS 65327
3. D You are supposed to prefer traffic originating from AS 65237 and not AS 65221