Cisco
350-029 · Question #287
If the OSPF protocol is used to connect customer edge (CE) routers to service provider edge (PE) routers in the VPN backbone, which two options best describe the use of SHAM links?
The correct answer is A. A sham-link is created between any twoo VPN sites that belong to the same OSPF area and share B. A sham-link is seen as an intra-area link between PE routers,an OSPF adjacency is created and. See the full explanation below for the reasoning.
Question
If the OSPF protocol is used to connect customer edge (CE) routers to service provider edge (PE) routers in the VPN backbone, which two options best describe the use of SHAM links?
Options
- AA sham-link is created between any twoo VPN sites that belong to the same OSPF area and share
- BA sham-link is seen as an intra-area link between PE routers,an OSPF adjacency is created and
- CA SHAM link is created between two directly connected PE routers so that it is preferred over the
- DA SHAM link is part of OSPF network of MPLS-VPN provider.
How the community answered
(26 responses)- A85% (22)
- C8% (2)
- D8% (2)
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