单项选择题

Which BGP feature shou ld be used to avoid high memory utilization on a router?（）

A. soft - reconfiguration
B. route refresh
C. BGP communities
D. full - mesh BGP peering

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单项选择题

Which BGP option i s required when load sharing over multiple equal - bandwidth parallel links from a single CE router to a single ISP router over eBGP?（）

A. eBGP Multipath
B. eBGP Multihop
C. BGP Synchronization
D. Public AS numbers

单项选择题

Refer to the above exhibit. Why are the EIGRP neighbors for this router not learning the routes redistributed from OSPF?（）

A. Redistribution must be enabled mutually (in both directions) to work correctly.
B. auto - summary causes the OSPF routes redistributed into EIGRP to be summarized; thus the OSPF network 116.16.34 is summarized to 116.3 4.0.0, which is already covered by the EIGRP protocol.
C. Default metrics are not configured under EIGRP.
D. Both routing protocols must have unique autonomous system numbers for redistribution to function correctly.

单项选择题

Refer to the above exhibit. Why is the 140.140.0.0 network not used as the gateway of last resort even though it is configured first?（）

A.The last default - network statement will always be preferred.
B.A route to the 140.140.0.0 network does not exist in the routing table.
C.Default - network selection will always prefer the statement with the lowest IP address.
D.A router will load balance across multiple default - networks; repeatedly issuing the show ip route command would show the gateway of last resort changing between the two networks.