多项选择题
A.The CBWFQ scheduler provides a guaranteed minimum amount of bandwidth to each class.
B.CBWFQ services each class queue using a strict priority scheduler.
C.The class-default queue only supports WFQ.
D.Inside a class queue， processing is always FIFO， except for the class-default queue.
多项选择题 Whichtwostatementsaretrueabouttheroleofsplithorizon？（）
多项选择题 Asanetworkengineer，youresponsibilityistoinstall，configure，operate，andtroubleshootnetworks.Inyourcompany’snetwork，EIGRPistheroutingprotocol.Youhavejustdiscoveredthattworoutersrestartedtheneighborrelationship.Why？（）
多项选择题 AreaBorderRouter（ABR）isarouterlocatedontheborderofoneormoreOSPFareasthatconnectthoseareastothebackbonenetwork.AnABRwillinjectadefaultrouteintowhichtwotypesofareas？（）