3Com 5101M-MGT installation and operation guide Troubleshooting, Applying Power

4 Troubleshooting

This chapter provides help in isolating and correcting problems that may arise during the installation process and normal operations of the ONline Ethernet Management Module (EMM). It is divided into the following sections:

❑Applying Power

❑EMM and Terminal Interface

❑EMM Trap and Error Messages

❑Technical Assistance

❑EMM Network Impact

Applying Power

Under normal conditions, when you install the EMM, the Status LED and the Mastership LED turns on. The Mastership LED remains on if the EMM is elected master. Table 4-1 lists some of the common problems that may arise when installing your EMM, and their solutions

Troubleshooting 4 - 1