You are designing a new Ethernet-based metro-area network for an enterprise customer to connect 50 sites within the same city OSPF will be the routing protocol used. The customer is primarily concerned with IPv4 address conservation and convergence time.
Which two combined actions do you recommend? (Choose two)
A . Use a multipoint Metro-E service for router connections
B . Use a single address per router for all P2P links
C . Use P2P links between routers in a hub-and-spoke design
D . Configure address aggregation at each site router
E . Determine which OSPF routers will be DR/BDR
Answer: A,C