Cisco Catalyst 3750-X User Manual

51-4
Catalyst 3750-X and 3560-X Switch Software Configuration Guide
OL-21521-01
Chapter 51 Troubleshooting
Recovering from a Lost or Forgotten Password
• Connect a PC to the Ethernet management port. If you are recovering the password for a switch
stack, connect to the Ethernet management port of a Catalyst 3750-X stack member. For details
abo
ut using the internal Ethernet management port, see the “Using the Ethernet Management Port”
section on page 13-22 and the hardware installation guide.
Step 2 Set the line speed on the emulation software to 9600 baud.
Step 3 On a Catalyst 3750-X switch, power off the standalone switch or the entire switch stack. On a
Catalyst 3560-X switch, power off the switch.
Step 4 Reconnect the power cord to the switch or the stack master. Within 15 seconds, press the Mode button
while the System LED is still flashing green. Continue pressing the Mode button until the System LED
turns briefly amber and then solid green; then release the Mode button.
Several lines of information about the software appear with instructions, informing you if the password
reco
very procedure has been disabled or not.
• If you see a message that begins with this:
The system has been interrupted prior to initializing the flash file system. The
following commands will initialize the flash file system
proceed to the “Procedure with Password Recovery Enabled” section on page 51-4, and follow the
steps.
• If you see a message that begins with this:
The password-recovery mechanism has been triggered, but is currently disabled.
proceed to the “Procedure with Password Recovery Disabled” section on page 51-6, and follow the
steps.
Step 5 After recovering the password, reload the switch or the stack master.
On a Catalyst 3560-X switch:
Switch> reload
Proceed with reload? [confirm] y
On a Catalyst 3750-X switch:
Switch> reload
slot <st
ack-master-member-number>
Proceed with reload? [confirm] y
Step 6 For Catalyst 3750-X switches, power on the rest of the switch stack.
Procedure with Password Recovery Enabled
If the password-recovery mechanism is enabled, this message appears:
The system has been interrupted prior to initializing the flash file system. The following
commands will initialize the flash file system, and finish loading the operating system
software:
flash_init
load_helper
boot

Cisco Catalyst 3750-X Specifications

General

Brand	Cisco
Model	Catalyst 3750-X
Category	Switch
Language	English