Chapter 4: Troubleshooting4-86H123-50 and 6H133-37 User’s Guide4.4 USING THE RESET BUTTONThe RESET button, located near the upper plastic locking tab of themodule, (refer to Figure 4-3) resets the 6H123-50 and 6H133-37processor.Cannot contact the6H123-50 or6H133-37 fromin-bandmanagement.Improper CommunityNames Table.Refer to Section 5.16for Community Names Tablesetup.6H123-50 or 6H133-37does not have an IPaddress.Refer to Section 5.15.1 for IPaddress assignmentprocedure.Port is disabled. Enable port.No link to device. Check link to device.Port(s) goes intostandby for noapparent reason.6H133-37 or 6H123-50detects a loopedcondition.1. Review network designand delete unnecessaryloops.2. Call the CabletronSystems Global CallCenter if problemcontinues.User parameters (IPaddress, Device andModule name, etc.)are lost when the6E133-49 or6E123-50 ispowered down.Mode switch (7), NVRAMReset, was changedsometime before cyclingpower causing theuser-entered parametersto reset to factory defaultsettings.1. Reenter the lostparameters asnecessary.2. Call the CabletronSystems Global CallCenter if problemcontinues.!CAUTIONPressing the RESET button resets the device and all currentswitching being performed by the device is halted. A networkdowntime of up to two minutes results from this action.Table 4-4 Troubleshooting Checklist (Continued)Problem Possible Cause Recommended Action
