單項(xiàng)選擇題

What is the use of MSDP across multiple PIM domains?（）

A. It scopes multicast traffic.
B. It prevents multicast routing loops.
C. It advertises active multicast sources.
D. It advertises RPs to all downstream routers.

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單項(xiàng)選擇題

When using OSPF as your IGP, which operational command must be enabled to populate the TED forCSPF calculations?（）

A. cspf enable
B. disable no-cspf
C. traffic-engineering
D. enable traffic-engineering-database

多項(xiàng)選擇題

Which two statements about IS reachability TLV (TLV 2) and the extended IS reachability (TLV 22) are true?（）

A. TLV 22 supports wide metrics.
B. TLV 2 is only used in Level 1 routers.
C. TLV 22 displays the neighbor's extended areas.
D. Only TLV 22 can support the inclusion of sub-TLVs.