問(wèn)題:
what type of switching creates variable latency through the switch?
a.layer 4
b.store and forward
c.cut-through
d.inverted
e.multiplexed
f.modified cut-through
select the best answer
在交換機(jī)中什么交換方式,會(huì)引起時(shí)延。
解答:
因?yàn)樵诖鎯?chǔ)轉(zhuǎn)發(fā)中,交換機(jī)必須先把整個(gè)幀在轉(zhuǎn)發(fā)出去的時(shí)候都讀出來(lái),讀取大的數(shù)據(jù)幀比小的數(shù)據(jù)幀用時(shí)要多的多。所以在讀取時(shí)會(huì)引起時(shí)延。
正確答案:b
what type of switching creates variable latency through the switch?
a.layer 4
b.store and forward
c.cut-through
d.inverted
e.multiplexed
f.modified cut-through
select the best answer
在交換機(jī)中什么交換方式,會(huì)引起時(shí)延。
解答:
因?yàn)樵诖鎯?chǔ)轉(zhuǎn)發(fā)中,交換機(jī)必須先把整個(gè)幀在轉(zhuǎn)發(fā)出去的時(shí)候都讀出來(lái),讀取大的數(shù)據(jù)幀比小的數(shù)據(jù)幀用時(shí)要多的多。所以在讀取時(shí)會(huì)引起時(shí)延。
正確答案:b