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单项选择题 Refer to the exhibit. The partial configuration for an OSPF ASBR and an Area 0 ABR is shown. Assume the OSPF configurations throughout the network are operable. Which statement about these configurations is true? ()

A、The ASBR route - maps are basically useless, because there are no deny prefix - lists.

B、LSA Type 5s wil l not be received by the ABR from the ASBR.

C、The OSPF backbone will not learn any RFC 1918 addresses.

D、The matched prefix - list addresses will be given a metric of 255, which is essentially unreachable.

  • C
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