[NTLUG:Discuss] Re: Renaming a Linux host

[Leroy Tennison]

Burton Strauss wrote:

>That's what he's saying - the hostname command just changes the in-memory
>value (in fact, hostname is usually what the various boot scripts execute to
>set it based on your settings in /etc/sysconfig/network).
>
>Plus hostname wouldn't change a registered dhcp value (if there is one) nor
>other external names.  And it doesn't fix /etc/hosts for local name
>resolution.
>
>-----Burton 
>
>-----Original Message-----
>From: discuss-bounces at ntlug.org [mailto:discuss-bounces at ntlug.org] On Behalf
>Of Leroy Tennison
>Sent: Sunday, July 24, 2005 10:48 PM
>To: NTLUG Discussion List
>Subject: Re: [NTLUG:Discuss] Re: Renaming a Linux host
>
>Robert Citek wrote:
>
>  
>
>>On Jul 23, 2005, at 9:04 PM, Leroy Tennison wrote:
>>
>>    
>>
>>>Thanks for the input.  While Googling I came across what should  have 
>>>been obvious 'man hostname' says that the program will set the 
>>>hostname. Now, is that too simplistic?
>>>      
>>>
>>Yes, for the hostname will only be changed for the current kernel 
>>session.  What distro are you running?
>>
>>Regards,
>>- Robert
>>http://www.cwelug.org/downloads
>>Help others get OpenSource software.  Distribute FLOSS for Windows, 
>>Linux, *BSD, and MacOS X with BitTorrent
>>
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>>    
>>
>Wait a minute, you're telling me this won't presist through reboot?  I'm
>mainly running Red Hat 9 although I have SuSE 8.2, 9.2, Mandrake 10 (or 11,
>don't remember) and Fedora Core 3 installed.
>
>
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>  
>
OK, if it only changes the in-memory value, why does the program exist? 
 Surely there are other ways of setting the in-memory value, what 
pragmatic other value does it have?