单选题When a router undergoes the exchange protocol within OSPF, in what order does it pass through each state?()Aexstart stateexchange stateloading statefull stateBexstart statefull stateloading stateexchange stateCLoading stateexchange statefull stateexstart stateDexstart stateloading stateexchange statefull state
单选题
When a router undergoes the exchange protocol within OSPF, in what order does it pass through each state?()
A
exstart state>exchange state>loading state>full state
B
exstart state>full state>loading state>exchange state
C
Loading state>exchange state>full state>exstart state
D
exstart state>loading state>exchange state>full state
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