A.線路誤碼B.設(shè)備上網(wǎng)管C.信噪比D.平坦度
A.尾纖衰耗大B.OUT盤FEC功能關(guān)閉C.單盤反向激光器功能打開D.線路質(zhì)量不好
A.i3EtBwTableB.i3PortLableTableC.i3EiTableD.i3EaTable