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Cat 3750 startup problems

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17 years 11 months ago #18931 by fpd
Hi Folks,
Looking for assistance with a 3750 that won't start up.

I have included what i get at startup.

Doesn't appear to have startup image, must have been deleted.

Thanks :?:

System resetting...

Base ethernet MAC Address:
Xmodem file system is available.
The password-recovery mechanism is enabled.
Initializing Flash...
flashfs[0]: 2 files, 1 directories
flashfs[0]: 0 orphaned files, 0 orphaned directories
flashfs[0]: Total bytes: 15998976
flashfs[0]: Bytes used: 4096
flashfs[0]: Bytes available: 15994880
flashfs[0]: flashfs fsck took 8 seconds.
...done Initializing Flash.
Boot Sector Filesystem (bs) installed, fsid: 3
done.
Loading "flash:c3750-i9-mz.121-19.EA1d/c3750-i9-mz.121-19.EA1d.bin"...flash:c375
0-i9-mz.121-19.EA1d/c3750-i9-mz.121-19.EA1d.bin: no such file or directory

Error loading "flash:c3750-i9-mz.121-19.EA1d/c3750-i9-mz.121-19.EA1d.bin"

Interrupt within 5 seconds to abort boot process.
Boot process failed...

The system is unable to boot automatically. The BOOT
environment variable needs to be set to a bootable
image.


switch: dir flash:
Directory of flash:/

2 -rwx 2190 <date> config.text
3 -rwx 24 <date> private-config.text

15994880 bytes available (4096 bytes used)

switch:
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17 years 11 months ago #18934 by TheBishop
It certainly looks that way. I'm not in work at the moment but should be able to help you out next week if nobody else has sorted it in the meantime
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17 years 11 months ago #18936 by Smurf
Replied by Smurf on topic Re: Cat 3750 startup problems
First of all you will need to download a software image for the switch. If you go here (you will need a CCO login) you will be able to select the appropriate image for your license type

Then you will need to boot into ROMMON Mode in order to then TFTP the software off a TFTP server. (pretty sure you should still have ROMMON mode).

I will try and find the guide for you for performing the ROMMON update

Wayne Murphy
Firewall.cx Team Member
www.firewall.cx

Now working for a Security Company called Sec-1 Ltd in the UK, for any
Penetration Testing work visit www.sec-1.com or PM me for details.
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17 years 11 months ago #18937 by d_jabsd

...

Boot Sector Filesystem (bs) installed, fsid: 3
done.
Loading "flash:c3750-i9-mz.121-19.EA1d/c3750-i9-mz.121-19.EA1d.bin"...flash:c375
0-i9-mz.121-19.EA1d/c3750-i9-mz.121-19.EA1d.bin: no such file or directory

Error loading "flash:c3750-i9-mz.121-19.EA1d/c3750-i9-mz.121-19.EA1d.bin"

...

switch: dir flash:
Directory of flash:/

2 -rwx 2190 <date> config.text
3 -rwx 24 <date> private-config.text

15994880 bytes available (4096 bytes used)

switch:


you don't have an image installed in flash:
You will need to get into rommon and either netboot it or xmodem an image to it. I would suggest netboot, then you can perform a real image install once its running.
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17 years 11 months ago #18979 by fpd
Replied by fpd on topic Re: Cat 3750 startup problems
Still having trouble, tried to access the ROMmon mode but unable to, using Termpro and Hyperterminal with all break combinations but with no joy.

:?:
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17 years 11 months ago #18981 by Smurf
Replied by Smurf on topic Re: Cat 3750 startup problems
Here are the different break sequencies for different applications.

At the end of the above document, there is a section "How to Simulate a Break Key Sequence" which may also help ?

Other then that, have you got Cisco SmartNet on the switch ? I would contact Cisco TAC if you have, hopefully they can provide additional steps.

Cheers

Wayne Murphy
Firewall.cx Team Member
www.firewall.cx

Now working for a Security Company called Sec-1 Ltd in the UK, for any
Penetration Testing work visit www.sec-1.com or PM me for details.
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