(Basic Rate Interface)bridge / 网桥bridge group / 网桥组bridge identifier / 网桥标识符bridge priority / 网桥优先级bridging loop / 桥接环路broadband / 宽带broadcast / 广播broadcast address / 广播地址broadcast storm / 广播风暴byte-oriented protocol / 面向字节的协议bypass relay / 旁路中继bypass mode ...