Sergey Korzhevsky <[EMAIL PROTECTED]> writes:

> Hi
> 
> Could you explain me, please, what is the reason to remove 'root'
> name from a system?


there is none --- to the contrary doing so is Evil (tm) for LSB
compliant distributions.

>From http://www.linuxbase.org/spec/gLSB/gLSB/usernames.html:

                   Linux Standard Base Specification 1.3.pr8                   
Prev                      Chapter 19. Users & Groups                       Next
-------------------------------------------------------------------------------

User & Group Names

Below is a table of required mnemonic user and group names. This specification
makes no attempt to numerically assign uid or gid numbers. The exception is the
uid and gid for "root" which are equal to 0.

Table 19-1. Required User & Group Names

+-----------------------------------------------------------------------------+
|User      |Group     |Comments                                               |
|----------+----------+-------------------------------------------------------|
|root      |root      |Administrative user with no restrictions               |

...

Table 19-2. Optional User & Group Names

+---------------------------------------------------+
|User    |Group   |Comments                         |
|--------+--------+---------------------------------|
|adm     |adm     |Administrative special privileges|
|lp      |lp      |Printer special privileges       |
|sync    |sync    |Login to sync the system         |
|shutdown|shutdown|Login to shutdown the system     |
|halt    |halt    |Login to halt the system         |
|mail    |mail    |Mail special privileges          |
|news    |news    |News special privileges          |
|uucp    |uucp    |UUCP special privileges          |
|operator|root    |Operator special privileges      |
|man     |man     |Man special privileges           |
|nobody  |nobody  |Used by NFS                      |
+---------------------------------------------------+




-- 
Susanne Oberhauser     penguins         SuSE Linux AG
+49-911-74053-574        enjoy          Deutschherrnstr. 15-19
<[EMAIL PROTECTED]>         dinosaurs        90429 N�rnberg

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