Q-Logic 59096-04 Manuel D’Utilisation

5 – Diagnostics/Troubleshooting

Recovering a Switch Using Maintenance Mode

59096-04  A

5-13

A

A switch can become inoperable or unmanageable for the following reasons:
„

Firmware becomes corrupt

„

IP address is lost

„

Switch configuration becomes corrupt

„

Forgotten password

In these specific cases, you can recover the switch using maintenance mode. 
Maintenance mode temporarily returns the switch IP address to 10.0.0.1 and 
provides opportunities to do the following:
„

„

„

„

„

„

„

„

„

To recover a switch, do the following:

1.

Place the switch in maintenance mode. Press and hold the Maintenance 
button with a pointed tool until the Heartbeat LED alone is illuminated, then 
release the button. The Heartbeat LED illuminates continuously when the 
switch is in maintenance mode.

2.

Establish a Telnet session with the switch using the maintenance mode IP 
address 10.0.0.1.

3.

Enter the maintenance mode account name and password (prom, prom), 
and press the Enter key.

Switch login: prom

Password:xxxx