[luau] dhcp-146-41

yuser at hi.net yuser at hi.net
Mon Dec 23 18:37:00 PST 2002


I may have missed something in context here but I do not believe this is 
some conspiracy.

Setting a hostname is something normal in DHCP operation.  It is a 
configuration option on a DHCP server and overrideable option on a DHCP 
client.

This option is useful if you need it but can be equally a pain if you 
don't.  That is why it can be overriden on the client end.

Here is a typicial config entry in a DHCP server and one I use on my 
local network:

 host printsrv {
                option host-name "printsrv.sux2beu.ml.org";
                hardware ethernet 00:A0:C9:95:53:DD;
                fixed-address 192.168.0.20;
        }

In fact I use this configuration for a majority of workstations on my 
local network (not the servers) as I think its easier to set the hostname 
on windows machines that way without having to rely or hope that the netbios name 
is set the same which can cause many problems.  
This works great and helps maintain your hostnames and DNS records in 
sync across your network like Whatever stated.

You CAN override or basically 'ignore' this DHCP server sent 
parameter on the client end with the -h and -R.

There are more DHCP server options that can be sent down the wire to the 
client.  Anyone interested read the dhcpd and dhcpcd man pages or 
search Google for "dhcpd.conf" and "options" search goolge or even the 
dhcpd man page 

On Mon, 23 Dec 2002, W. Wayne Liauh wrote:

> Changing our own config is no problem.  But the main issue is, should we 
> allow a public utility type dhcp to change our hostname?
> 




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