ospf routing

Why are two OSPF designated routers designated routers identified on Core-Router?

Given the output for this command, if the router ID has not been manually set, what router ID will OSPF use for this RouterD?

Which configuration will allow the hosts on the Branch LAN to access resources on the HQ LAN with the least impact on router processing and WAN bandwidth?

Which sequence of commands will configured RIPv2 on router B?

what information will Router_E contain in its routing table for the subnets 208.149.23.64 and 208.149.23.96?

When running OSPF, What would cause router A not to form an adjacency with router B?

Which three of the interfaces shown in the exhibit will participate in OSPF according to this configuration statement?

you run the command show ospf neighbor on R3 and notice that an adjacency with R5 remains in the 2-Way state

Which two statements are true of OSPF stub areas?

How many full adjacencies does R3 have?