A router Router LSA is shown in the figure below, and the following statement is incorrect?

• A.This router is a DR
• B.This router supports external route ingestion
• C.The Router ID of this router is 1001
• D.This router has established an adjacency relationship

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Regarding BGP route filtering, the following description is wrong?

• A.When a route to a BGP peer is received, a routing policy is enforced to filter unwanted BGP routes that are not added to the local BGP routing table.
• B.For routes published locally, configure a routing policy that takes effect before the route is added to the BGP route table.
• C.The filtering relationship between Route-Policy's noodes is "or." ", that is, as long as a node filter is passed, it can pass through the Route-policyo
• D.In the same node of Route-Policy, multiple if-match clauses for different attributes are "or" relationships.

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BGP routing policies can be used to control the advertisement and acceptance of routes.

• A.TRUE
• B.FALSE

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Which of the following community attributes ensure that BGP routes are transmitted only within an AS?

• A.No Export Subconfed
• B.No_Export
• C.Internet
• D.No_Advertise

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Mainstream Layer 2 tunneling technologies include VXLAN TRILL, NVGB and MPLS.

• A.TRUE
• B.FALSE

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