Frame relay network featuring frame relay nodes with controlled oversubscribed bandwidth trunks

A frame relay network, a network management system for frame relay node communication. The network management system for providing frame relay type earphone relay and connecting parameter signal to the frame relay node. Network management system using graphical representation client system interface device of network management for receiving the relay type earphone relay and connecting parameter; the parameter formatting locating relay type earphone relay and connecting signal parameter. The frame relay node in response the frame relay type earphone relay and connecting parameter signal, providing according to the frame relay type earphone relay and connecting parameter signal from a frame relay node to the frame relay node frame relay is 2-5 connected with the control signal.