试题详情
- 单项选择题Which QoS model manages the QoS requirements for the network on a per-hop behavior （PHB） basis？（）
A、best-effort delivery
B、ingress committed rate （ICR）
C、shaping and policing
D、egress committed rate （ECR）
E、Integrated Services （IntServ）
F、differentiated services （DiffServ）
- F
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