bpdu meaning in English

网桥协议数据单元
协议数据单元

The root determines values for configuration messages , in the bpdus , and then sets the timers for the other bridges
这个根桥接器在bpdu决定了设定的讯息，然后为其它的桥接器设定计时器。
Most of the spanning tree algorithm ( sta ) failures occur due to the excessive loss of bpdus causing the blocked ports to transition to forwarding mode
大多的生成树算法( sta )失败发生由于过多的丢失bpdu导致阻塞端口转换为转发模式。