Re: 3550 retained config after write erase

From: Private Ryan (private_ryan2k1@yahoo.com)
Date: Sat Sep 10 2005 - 01:01:11 GMT-3


what information contained in private-config.text?
How private is it ? =)

Thanks
Ryan

--- Godswill Oletu <oletu@inbox.lv> wrote:

> There are about 3 basic configuration files on the
> 3550 switch:
>
> mac-S-Ra~G#dir flash:
> Directory of flash:/
>
> 2 -rwx 0 Jan 01 1970 00:01:24
> env_vars
> 3 -rwx 342 Jan 01 1970 00:01:24
> system_env_vars
> 4 -rwx 47 Jun 23 1993 07:54:48
> private-config.text
> 5 -rwx 3928 Jun 23 1993 07:54:48
> config.text
> 6 -rwx 1036 Mar 10 1993 23:22:21
> vlan.dat
> 7 drwx 192 Mar 01 1993 00:03:12
> c3550-i9q3l2-mz.121-11.EA1
>
> 15998976 bytes total (11616768 bytes free)
> mac-S-Ra~G#
>
> write erase will only take care of 'config.text'.
> The file will still exit
> but its size will be zero, however the other two
> major files especially the
> vlan.dat file containing all your vlan and vtp
> information.
>
> To care care of all configurations:
>
> #delete flash:config.text
> #delete flash:vlan.dat
> #delete flash:private-config.text
> #reload
>
> or you can do:
>
> #delete flash:vlan.dat
> #write erase
> #reload
>
> HTH
> Godswill Oletu
>
>
> ----- Original Message -----
> From: "Nawaz, Ajaz" <Ajaz.Nawaz@bskyb.com>
> To: <ccielab@groupstudy.com>
> Sent: Friday, September 09, 2005 2:34 PM
> Subject: 3550 retained config after write erase
>
>
> > Despite executing 'write erase' followed by reload
> I noticed the vtp
> > domain
> > name along with any previously configured vlans
> still appearing in the
> > config. As you may know the default vtp mode is
> 'Server'. However I had
> > manually set this to 'Transparent' - this didn't
> go away too after the
> > write
> > erase.
> >
> > Show vlan displays vlans existing before write
> erase, as active?
> > I expected the equivalent of 'clear config all'
> was 'write erase'
> >
> > It seems to clear the rest of the config... e.g
> hostname, intf settings
> > etc. Nothing is attached to the switchports where
> it could dynamically
> > learn
> > this information. Even if it did how this does
> explain the retention of
> > vtp
> > domain name?
> >
> >
> > Image c3550-i5q3l2-mz.121-13.EA1a (I've not
> b/scrubbed it yet)
> >
> > tia
> > Ajaz Nawaz
> >
> >
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