The content contained in the UPDATE message, which of the description is wrong?

• A.UPDATE contains reachable route prefix information
• B.UPDATE contains the local AS number
• C.UPDATE contains path attributes
• D.UPDATE contains information about withdrawing the routing prefix

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In the case of without enabling BGP path load sharing, which BGP routes will be sent to BGP neighbors?

• A.All BGP routes learned from all neighbors
• B.Only routes learned from EBGP
• C.Only the best route preferred by BGP
• D.Only routes learned from IBGP

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Which description is wrong about the BGP Keepalive message?

• A.Keepalive messages are mainly used to confirm the operating status of peer routers and the availability of links
• B.By default, the keepalive interval is 180s
• C.Keepalive is periodically sent between two BGP neighbors
• D.Keepalive message contains only one BGP data header

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Which routes among the following options satisfy the following ACL parents? (Multiple choice)
[HUAWEI] acl number 2001
[HUAWEI-acl-basic- 2001] rule 0 permit source 10.1.1.0 0.0.254.255

• A.10.1.4.1/32
• B.10.1.1.1/32
• C.10.1.2.1/32
• D.10.1.3.1/32

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The router receives two BGP routes with the following attributes, please select the best route according to the BGP routing rules:

• A.The best route to route M, due to its MED is larger than route N
• B.The best route to route N, due to its MED is smaller than route M
• C.The best route to route N, due to its AS_Path is longer than route N
• D.The best route is route M, due to its AS_Path is shorter than route N

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