Cisco
350-029 · Question #423
Refer to the exhibit. Each AS domain contains more than one BGP router. Site-B sends traffic to ISP-1 over a directly connected link, but Site-B is not used as an AS transit for the ISP-1 backbone…
The correct answer is B. Prefixes from site-B should be advertised with the no-export community. See the full explanation below for the reasoning.
Question
Refer to the exhibit. Each AS domain contains more than one BGP router. Site-B sends traffic to ISP-1 over a directly connected link, but Site-B is not used as an AS transit for the ISP-1 backbone. How should the routes be advertised by ISP-1 towards Site-B to accomplish this task?
Exhibit
Options
- APrefixes from site-A should be advertised with the no-export community
- BPrefixes from site-B should be advertised with the no-export community
- CPrefixes from site-B should be advertised with the no-advertise community
- DPrefixes from site-A should be advertised with the as-path prepend attribute
- EPrefixes from site-Ashould be advertised with the no-advertise community
How the community answered
(29 responses)- A3% (1)
- B76% (22)
- D14% (4)
- E7% (2)
Community Discussion
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