单选题下面对IP Over ATM 具有的优点描述不正确的一项是()A由于ATM技术本身能提供QoS保证,因此可提高IP业务的服务质量B具有良好的流量控制均衡能力以及故障恢复能力,网络可靠性高C适应于多业务,具有良好的网络可拓展能力D对其他几种网络协议不提供支持

单选题
下面对IP Over ATM 具有的优点描述不正确的一项是()
A

由于ATM技术本身能提供QoS保证,因此可提高IP业务的服务质量

B

具有良好的流量控制均衡能力以及故障恢复能力,网络可靠性高

C

适应于多业务,具有良好的网络可拓展能力

D

对其他几种网络协议不提供支持


参考解析

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