osn1800,华为osn1800

华为(huawei)光同步传输设备 osn1800 v
华为波分otn设备osn1800v光端机license授权u2000.nce
huawei optix osn 1800-v cwdm/dwdm fiber optic equipment
osn 1800 otn platform huawei osn 1800
华为osnosn1800