huawei ptn 910
original huawei ptn 1900 transmission systems supports 80 gbit/s
华为ptn950传输设备
高配112g全新原包华为atn950b ptn960 汇聚交换机4万兆16光口业务
huawei packet transport network ptn 1900
huawei ptn 910
original huawei ptn 1900 transmission systems supports 80 gbit/s
华为ptn950传输设备
高配112g全新原包华为atn950b ptn960 汇聚交换机4万兆16光口业务
huawei packet transport network ptn 1900