多項選擇題

Which three characteristics apply to IS - IS but not to OSPF?（）

A. uses a default IOS metric of 10 on each interface
B. uses an on - demand circuit to reduce the hello and LSA flooding across switched WAN li nks,such as ISDN
C. uses a DIS and a backup DIS to present the psuedo - node on the LAN
D. encapsulates PDUs directly into a data - link frame
E. uses stubby areas to improve network scalability
F. runs PRC (Partial Route Calculations) to calculate IP re achability information

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單項選擇題

Why should iBGP sessions be fully meshed within a Transit AS?（）

A. BGP requires redundant TCP sessions between iBGP peers.
B. Routes learned via eBGP are never propagated to other iBGP peers.
C. A full mesh allows for optimal routing within the Transit AS.
D. Routes learned via iBGP are never propagated to other eBGP peers.
E. Routes learned via iBGP are never propagated t o other iBGP peers.

單項選擇題

Given the network diagram, which address would successfully summarize only the networks seen? （）

A. 192.168.0.0/24
B . 192.168.8.0/20
C. 192.168.8.0/21
D. 192.168.12.0/20
E. 192.168.16.0/21
F. These networks cannot be summarized.

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Which three characteristics apply to IS - IS but not to OSPF?（）

你可能感興趣的試題

Why should iBGP sessions be fully meshed within a Transit AS?（）

Given the network diagram, which address would successfully summarize only the networks seen? （）

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