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5 – Diagnostics/Troubleshooting
Recovering a Switch
5-14 59021-08 B
D
To recover a switch, do the following:
1. Place the switch in maintenance mode. Do the following:
a. Power down the switch.
b. Press and hold the Maintenance button with a pointed tool, then power
up the switch. All chassis LEDs will illuminate, then extinguish leaving
only the Input Power LED illuminated. Release the button.
2. Allow one minute for the switch to complete its tests. When the switch is in
maintenance mode, the Input LED will be illuminated and the Heartbeat LED
will illuminate continuously. All other chassis LEDs will be extinguished.
3. Establish a Telnet session with the switch using the maintenance mode IP
address 10.0.0.1.
4. Enter the maintenance mode account name and password (prom, prom),
and press the Enter key.
Sanbox login: prom
Password:xxxx
[username@anteater:Itasca]% telnet 10.0.0.1
Trying 10.0.0.1...
Connected to 10.0.0.1.
Escape character is '^]'.
5. The maintenance menu displays several recovery options. To select a
switch recovery option, press the corresponding number (displayed in
option: field) on the keyboard and press the Enter key.
0) Exit
1) Image Unpack
2) Reset Network Config
3) Reset User Accounts to Default
4) Copy Log Files
5) Remove Switch Config
6) Remake Filesystem
7) Reset Switch
8) Show Firmware Versions
9) Set Active Image
Option:
These options and their use are described in the following subsections.
5.3.1
Maintenance – Exit
This option closes the current login session. To log in again, enter the
maintenance mode account name and password (prom, prom). To return to
normal operation, power cycle the switch.