上行端口
- 网络uplink port;upstream port
上行端口-
同时，设计了两个软件方案，解决了以太网业务板的上行端口标识和下行业务流控的问题，降低了设备成本。（2）分析了MDU软件设计的需求和目标。
Meanwhile , two software programs designed to address the Ethernet uplink port identification and downstream traffic flow control problems , reducing equipment costs . ( 2 ) Analysis the MDU software design requirements and goals .