Cabletron Systems SEHI-22/24 User Manual

Also see for SPECTRUM: User guide User guide User guide User guide User guide

Contents

Monitoring Hub Performance2-15Using the SEHI Hub View• Multi-Mode Fiber: ST EPIM• Single-Mode Fiber: ST EPIMTopology TypeIndicates how the port is being used. The available types are:• Station—The port is receiving packets from no devices, a single device, or twodevices. Note that a port in station status may actually be connected tomultiple devices; station status simply indicates that no more than two devicesare currently active.• Trunk—The port is receiving packets from three or more devices; it may beconnected to a coax cable with multiple taps, or to a repeater or another MIM.• Unknown — The SEHI cannot determine the topology status.Checking StatisticsThe Hub View can provide a summary of Ethernet statistics at the Device,Module, and Port levels, as shown in Figure 2-10. The windows that display thestatistics contain the same statistical categories at each level.Figure 2-10. SEHI Statistics Windows (Device Level)