单项选择题
A. In interface configuration mode, the OSPFv3 area ID combination assigns interfaces to OSPFv3 areas.
B. In router configuration mode, the network wildcard area ID combination assigns networks to OSPFv3 areas.
C. In interface configuration mode, the IPv6 OSPF process area ID combination assigns interfaces to OSPFv3 areas.
D. In router configuration mode, the IPv6 OSPF interface area ID combination assigns interfaces to OSPFv3 areas.
多项选择题 The IP multicast global configuration command ip pirn send - rp - announce IoopbackO scope 31 group - list 5 issued on multicast router RTA. What are the two results? （）
单项选择题 Route redistribution (RR) has become an integral part of IP network design as the res ult of a growing need for disseminating certain routes across routing protocol boundaries. By default, which description is true when redistributing routes from other routing protocols into OSPF?（）
多项选择题 Which two routing protocols require a metric to be configured when redistributing routes from other protocols?（）