Firmware Troubleshooting - Cabletron Systems 6H258-17 Installation & User Manual

Possible Causes
Autobaud enabled.
Terminal setup is not correct.
Improper console cable
pinouts.
The COM port of the device
has been disabled, or the
COM port application has
been changed.
Corrupt firmware image, or
hardware fault.
Table 4-4 Firmware Troubleshooting
Instruction
Press ENTER (RETURN) (may take up to four times).
Refer to your Local Management User's Guide for proper
setup procedures.
Refer to Appendix A
1. Establish a Telnet connection to the device.
2. Refer to your Local Management User's Guide for
instructions on enabling/disabling the COM port and
changing the COM port application.
1. If possible, attempt to download the image to the device
again. Refer to
a download of a new firmware image.
2. Contact Cabletron Systems if the problem continues.
for proper console port pinouts.
Section B.1 for instructions on how to force
Troubleshooting Checklist
Troubleshooting 4-7