单项选择题
Which packet is sent in response to a BGP Open packet?（）
A. hello
B. keepalive
C. BGP open
D. notification
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相关考题
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单项选择题
Once the TCP connection is established, which message type initiates the BGP peering process?（）
A. Open
B. Active
C. Update
D. Notification -
单项选择题
Which message is used to transport routing information between BGP peers?（）
A. Open
B. Active
C. Update
D. Keepalive -
多项选择题
Which three BGP states follow the successful completion of the underlying TCP connectivity? （）(Choose three.)
A.Idle
B.Connect
C.Open Sent
D.Established
E.Open Confirm
