Requirements for clock and synchronization equipment used in the digital network 数字网内时钟和同步设备的进网要求
Technology requirement and test method of stand alone synchronization equipment in digital synchronization network 数字同步网独立型节点从钟设备技术要求及测试方法
Useful primarily to large companies , or wan network consultants who troubleshoot multiple wan links , which prior to this would have needed extremely expensive time synchronization equipment 网络顾问来说非常实用,在此之前执行同样的功能需要极其昂贵的时间同步设备。