单项选择题

Which configuration command configures IS-IS to support MPLS Traffic Engineering?（）

A. metric-style wide
B. redistribute mpls
C. metric-style narrow
D. dynamic-redistribute

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单项选择题

Which CLI command displays the LSPs that currently have the attached bit set?（）

A. show isis adjacency
B. show clns neighbors
C. show isis database
D. show clns database

单项选择题

By default, an L1/L2 IS-IS router advertises what remote area routes into a Level 1 area?（）

A. only summarized routes
B. all routes in the network
C. all routes in the backbone
D. No routes are advertised.

单项选择题

You have a Level 1-only router (Router A) in IS-IS area 49.0001.
How does Router A learn how to reach prefixes in other areas?（）

A. Router A must have a Level 2 adjacency with the Level 1/Level 2 router in area 49.0001.
B. The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 2 LSP it floods into area 49.0001.
C. The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 1 link-state PDU (LSP) it floods into area 49.0001.
D. The Level 1/Level 2 router in area 49.0001 advertises these prefixes into area 49.0001 using a Level 2 LSP it floods into the area.