Cabletron Systems CyberSWITCH CSX150 User Manual

Also see for CyberSWITCH CSX150: User guide Quick start guide

Contents

Small Office Remote Access Switch 191CONFIGURING A LTERNATE ACCESSESFrame Relay Accesses5. Enter a list of bearers (a channel map). The range of channels is from 1 to 2. Separate bearerchannels by commas, and/or list a range by using a dash (-).6. Enter the maximum frame size supported by the network (including the endpoints).7. Select whether or not HDLC Data is inverted.8. Enable/disable Link Failure Detection.9. Indicate whether or not this frame relay access will support the Local Management Interface(LMI).10. Select the LMI format from the supplied list of formats. The recommended LMI format isCCITT, if this format is unavailable, use ANSI.11. Indicate whether or not this frame relay access will support CLLM messages.Note: CLLM is available only in Japan, and is recommended for systems in Japan. CLLMmust be requested from your carrier service.12. Enter the Link Integrity Verification Timer duration in seconds.13. Enter the following counts: Full Status Enquiry Polling Count, the Error Threshold Count, andthe Monitored Events Count.Once the above frame relay parameters have been configured, an index number will be assigned tothis Access. You will then be prompted to configure one or more virtual circuits if no PVCs(permanent virtual circuits) are currently configured.C ONFIGURING A PVC1. Enter the DLCI for this permanent virtual circuit.2. Select a PVC line protocol3. Enter the PVC name.Note: The PVC name should match the name of the associated remote device.4. Enter the Committed Information Rate in Kbits/second.Note: Even if you do not wish to pay extra for a CIR from your carrier, we recommendconfiguring CIR where the following is true:physical speed/number of PVCs = CIRThis configuration will allow quick alleviation of congestion.5. Enter the Excess Information Rate in Kbits/second.6. Indicate whether or not Congestion Control should be enabled.