350-029 · Question #331
Which statement about the use of Route Target Rewrite is true?
The correct answer is B. It is mainly used in Inter-AS MPLS VPN deployments and is configured at the ASBR to avoid. The MPLS VPN--Route Target Rewrite feature allows the replacement of route targets on incoming and outgoing Border Gateway Protocol (BGP) updates. Typically, Autonomous System Border Routers (ASBRs) perform the replacement of route targets at autonomous system boundaries. Route…
Question
Which statement about the use of Route Target Rewrite is true?
Options
- AIt is mainly used in Intra-AS MPLS VPLS deployments and is configured at the ASBR to avoid
- BIt is mainly used in Inter-AS MPLS VPN deployments and is configured at the ASBR to avoid
- CIt is mainly used in Intra-AS MPLS VPLS deployments and is configured at the Router Reflector to
- DIt is mainly used in Inter-AS MPLS VPLS deployments and is configured at the Router Reflector to
- EIt is mainly used in Inter-AS MPLS VPLS deployments and is configured at the PE router to avoid to
How the community answered
(35 responses)- A3% (1)
- B71% (25)
- C6% (2)
- D17% (6)
- E3% (1)
Explanation
The MPLS VPN--Route Target Rewrite feature allows the replacement of route targets on incoming and outgoing Border Gateway Protocol (BGP) updates. Typically, Autonomous System Border Routers (ASBRs) perform the replacement of route targets at autonomous system boundaries. Route Reflectors (RRs) and provider edge (PE) routers can also perform route target replacement. The main advantage of the MPLS VPN - Route Target Rewrite feature is that it keeps the administration of routing policy local to the autonomous system.
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