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問答題

【簡答題】what is portfast？

答案： Port Fast immediately brings an̳...

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【簡答題】What’s PHB？

答案： A PHB is a description of̳...

單項選擇題

What are the mandatory， well-known BGP attributes？（）

A.origin,AS-path,next-hop
B.AS-path,origin,MED
C.AS-path,origin,weight
D.AS-path,weight,MED

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