Which three OSPF parameters must match before two devices can establish an OSPF adjacency? (Choose three.)
A . IP address
B . interface cost
C . subnet mask
D . process ID
E . hello timer setting
F . area number
Answer: C,E,F
Which three OSPF parameters must match before two devices can establish an OSPF adjacency? (Choose three.)
A . IP address
B . interface cost
C . subnet mask
D . process ID
E . hello timer setting
F . area number
Answer: C,E,F