Inlow-speednetwork,itisusuallyadequatetowaitforcongestiontooccur
2023-11-03(中级) 网络工程师
Inlow-speednetwork,itisusuallyadequatetowaitforcongestiontooccurandthenreacttoitbytellingthesourceofpacketstoslowdown.Inhigh-speednetworks,thisapproachoftenworkspoorly,becauseinthe(71)betweensendingthenotificationandnotificationarrivingatthesource,thousandsofadditional(72)mayarrive.InATMnetwork,amajortoolforpreventing(73)is(74)control.Whenahostwantsanewvirtual(75),itmustdescribethetraffictobeofferedandtheserviceexpected.
A.collision
B.congestion
C.drop
D.delay
正确答案是B
