单项选择题
A. metric-style wide
B. redistribute mpls
C. metric-style narrow
D. dynamic-redistribute
单项选择题 Which CLI command displays the LSPs that currently have the attached bit set?（）
单项选择题 By default, an L1/L2 IS-IS router advertises what remote area routes into a Level 1 area?（）
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?（）