SU password

[Johnny Rosenberg]

2008/9/5 Johnny Rosenberg <gurus.knugum at gmail.com>

> 2008/9/4 W. D. Allen <ballensr at roadrunner.com>
>
>> I'm new to Ubuntu 8.04 LTS Desktop Edition. I can use my root password
>> in Ubuntu desktop system administration, etc., however when I go to
>> terminal and enter su my password fails.
>>
>> Been trying to use 'recovery mode' to fix problem but can not locate it
>> on CD.
>>
>> Any guidance would be gratefully accepted.
>>
> You are not supposed to use su in Ubuntu. The "proper" way to go is sudo.
> With sudo you have all rights for one command only, like:
> sudo copy myfile.virus /boot/
>
Ooops… of course I mean cp, I don't think there is a copy command anyway, at
least not by default.


> You will then be asked for your password and then the command (cp in this
> case) is performed.
> If you want to do something else as root within a few minutes, you don't
> need to enter your password again, just:
> sudo another_command other_parameters
> (No password is required this time)
> If you wait for some minutes, I think it's 15, and then try sudo, sudo will
> ask for your password again.
> sudo command1 -options file1 file2 # You will be asked for your password.
> The command will be executed as root.
> command2 -options file3 file4 # This command will be executed as user (if
> that's your user name).
> sudo command3 -options file5 # This command will be executed as root, but
> no password is required.
> # Now wait for 20 minutes
> sudo command4 -options file6 file7 # This command will be performed as root
> and your password is required again.
> If you want to use su anyway, try:
> sudo su
> I hope this helps.
> J.R.
>
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