判断题城域骨干网以基于DiffServ为主的QoS技术提供突发拥塞时的QoS保证。A对B错
判断题
城域骨干网以基于DiffServ为主的QoS技术提供突发拥塞时的QoS保证。
A
对
B
错
参考解析
解析：
暂无解析
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