Cabletron Systems CyberSWITCH CSX150 User Manual

Also see for CyberSWITCH CSX150: User guide Quick start guide

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Small Office Remote Access Switch 397PROBLEM DIAGNOSISDHCP: Proxy ClientAction:This message indicated that an internal error occurred while the DHCP Proxy Client was trying toregister as a provider of addresses for the IP Address Pool. Therefore, the proxy client will notoperate correctly. Contact your Distributor or Customer Support.Problem:The following message is NOT found in the report log after system initialization:[DHCP-P] Proxy Client enabledAction:This situation indicates that there was no attempt made to enable the DHCP/BOOTP Proxy Client.1. Check the DHCP configuration. This can be done by using CFGEDIT, or by using thedhcpcommand from Manage Mode.2. Make sure that the Proxy Client is enabled.3. If desired, enter MANAGE mode, and use thedhcp change command to enable the ProxyClient. (Note: CFGEDIT can also be used to change the Proxy Client configuration; but thechanges will not take effect until the system is restarted.)4. When Manage Mode is exited, an attempt will be made to enable the Proxy Client.5. Re-examine the report log for the “Proxy Client Enabled” message.6. Remember to “commit” the Manage Mode configuration changes to make them permanent.PROXY CLIENT O PERATIONThe DHCP client is not able to obtain its IP address from a DHCP server. Check the report log formessages. Most likely you will find one of the two following situations:Problem:Neither of the following messages are found in the report log:[DHCP-P] UDP port (67) opened[DHCP-P] UDP port (68) openedAction:1. Check the DHCP-related configuration for WAN and WAN (Direct Host) IP network interfaceswhich should have IP addresses obtained from DHCP servers for them. Use CFGEDIT, or usetheipnetif command from Manage Mode. Correct if necessary.2. Make sure that the maximum addresses to obtain for the interface is non-zero.3. Make sure that the number of addresses to pre-fetch for the interface is non-zero.4. The DHCP Server must be configured to distribute addresses to clients on the DHCP Client’ssubnetwork.