多项选择题
The Origin attribute describes the source of the BGP prefix. Which three are valid Origin codes?（） (Choose three.)
A.IGP B.BGP C.EGP D.Incomplete E.Anonymous
What are two uses of the AS Path attribute?（） (Choose t...
多项选择题What are two uses of the AS Path attribute?（） (Choose two.)
A. route selection B. loop avoidance C. determining equal cost paths for reachablilty D. defining the application of other BGP attributes
Which three BGP attributes are always communicated in a...
多项选择题Which three BGP attributes are always communicated in a BGP update packet? （）(Choose three.)
A.MED B.Origin C.AS Path D.Next Hop E.Aggregator
Which packet is sent in response to a BGP Open packet?（...
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
