试题内容
ATM网络采用了许多通信量管理技术以避免拥塞的出现,其中 ( ) 是防止网络过载的第一道防线。
A、连接许可
B、选择性信元丢弃
C、通信量整型
D、使用参数控制
软题库参考答案:A(仅供参考)
软题库解析:正在加载....
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