Troubleshooting Checklist; Fault Identification - Cabletron Systems 6H258-17 Installation & User Manual

4.2

TROUBLESHOOTING CHECKLIST

If the SmartSwitch is not working properly, refer to
causes, and recommended actions to resolve the problem.
Symptom
All LEDs off.
Module stays in BOOT
state.
Cannot access Local
Management.
Cannot contact device
through in-band
management.
User parameters
(IP address,
community names,
etc.) lost on reset or
power-up.
Device is not
forwarding traffic from
any port.
Table 4-2 Fault Identification
Possible Causes
1. Installation error - Remove the SmartSwitch and perform
installation in accordance with installation instructions. Check
connectors for dust or dirt and clean as necessary.
2. Power system fault - refer to
1. Device does not have an operable firmware image, and is
sending out BootP requests in an effort to locate a BootP server
on the network. Press the RESET button on the front panel to
attempt to use the firmware image in FLASH memory.
2. If the problem continues after pressing the RESET button, refer
to Section B.1 for instructions on forcing a BootP image
download.
3. Contact Cabletron Systems if the problem continues.
1. Firmware image fault - refer to
2. Management system fault - refer to
1. Management system fault - refer to
2. No link to device - verify all network connections between the
network management station and the SmartSwitch are valid and
operating.
Device setup fault - refer to
Device setup fault - refer to
Table 4-2 for a checklist of possible problems,
Table 4-3.
Table 4-4.
Table
Table
Table 4-6.
Table 4-6.
Troubleshooting Checklist
4-5.
4-5.
Troubleshooting 4-5