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全部科目 > 软件认证工程师考试 > 思科认证考试 > CCNP系列认证 > CCNP(642-902)

单项选择题

Router B1, an internal router in area 1, displays the following output. The only two ABRs connected to area 1 are performing Type 3 LSA filterinG. Which of the following answers is true based on the information in the output from B1?()
R1# show ip  route 10.1.0.0 255.255.0.0 longer - prefixes
! Legend lines omitted for brevity
10.0.0.0/8 is variably subnetted, 17 subnets, 3 masks
O 10.1.2.0/24 [110/658] via 10.10.13.1, 00:00:32, Serial0/0/0.1
O IA 10.1.1.0/24 [110/658] via 10.10.23.2, 00:41:39, Ser ial0/0/0.2
O IA 10.1.3.0/24 [110/658] via 10.10.23.2, 00:41:39, Serial0/0/0.2

    A. A Type 3 LSA for 10.2.2.0/24 was filtered by both ABRs
    B. A Type 3 LSA for 10.1.2.0/24 was not filtered by both ABRs
    C. A Type 3 LSA for 10.1.3.0/24 was not filtered by  at least one ABR
    D. A Type 3 LSA for 10.1.1.0/24 filtered by both ABRs

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