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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

  • C
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