Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）A、An Adjacency is formed.B、No IS-IS PDUs are sent.C、An Adjacency does not form.D、An Adjacency forms but traffic is not forwarded.

题目

Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）

A、An Adjacency is formed.
B、No IS-IS PDUs are sent.
C、An Adjacency does not form.
D、An Adjacency forms but traffic is not forwarded.

更多“Two Level 2 routers are exchangi”相关问题

第1题

How do routers in an IS-IS Level-1 domain exit to reach other Level-1 （L1） domains？（）A、Level-1（L1） routers use default routes announced by Level-2（L2） routers in Level-1（L1） domainB、Level-1 routers use default routes installed based on ATT bit （Attach Bit） in announcements from Level-1-2（L1/L2） routerC、Level-1 routers use specific routes， for other Level-1 domain， announced by Level-1-2（L1/L2） by route-leaking feature of Cisco IOSD、Level-1 routers use specific routes， for other Level-1 domain， announced by Level-2（L2） by route-leaking feature of Cisco IOS

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第2题

Which two statements are correct regarding IS-IS?（）A、Routers maintain a single link-state database per area.B、Routers maintain a separate Level 1 link-state database.C、Routers maintain a separate Level 2 link-state database.D、Routers maintain a single Level 1 link-state database across multiple areas.

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第3题

Two Level 1 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）A、An Adjacency is formed.B、No IS-IS PDUs are sentC、An Adjacency does not form.D、An Adjacency forms but traffic is not forwarded.

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第4题

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.

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第5题

Which two are characteristics of link-state routing protocols?（） (Choose two.)A、Routers choose a best path for a destination based on the SPF algorithm.B、All routers in a given area or level build a consistent database describing the network's topology.C、Routers choose the best path for a destination based on the interface on which they received the link stateadvertisement with the lowest cost.D、All routers in a given area or level forward link state advertisements between interfaces in the same area or level, adding their metric to the link state advertisement's cost information when they forward it.

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第6题

Routers A and B are connected with a point-to-point OC-3 interface. Each routers OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in different areas. How many IS-IS adjacencies exist between the two routers?（）A、0B、1C、2D、3

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第7题

Which two statements about the IS -IS routing protocol are true?（）A、IS - IS is capable of supporting IPv4 and IPv6.B、IS - IS is only capable of supporting IPv4 and CLNS.C、IS - IS routers use ES - IS hellos (ESH) to establish and to maintain neighbor relationships.D、IS - IS routers run the Bellman - Ford algorithm against their LSDBs to pick the best paths.E、Level 1 routers learn about paths within the area of which they are a part.F、Level 2 routers learn about paths both within areas and between areas.

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Two Level 2 routers are exchangi

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