试题详情
- 单项选择题 企业网络拓扑如下图：
你是ABC公司的网络管理员，你的公司老板希望企业的IP电话可以端到端的保证带宽和延时，你选择下面哪种QOS 模型？（） A、 differentiated services （DiffServ）
B、 best-effort delivery
C、 shaping and policing
D、 Integrated Services （IntServ）
- D
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