UP Unnumbered Poll是什么意思


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网络释义

1)UP Unnumbered Poll,未编号轮询2)unnumbered frame (U-frame),未编号帧3)unnumbered poll(UP),无序号轮询4)polling ID,轮询识别号5)UA Unnumbered Acknowledgment,未编号确认6)UI Unnumbered Information,未编号信息

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