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Re: [LUG] Dual DHCP/DNS

 

Grant Sewell wrote:
> On Wed, 2008-01-09 at 14:37 +0000, Simon Williams wrote:
>> Simon Waters wrote:
>> Probably. But really there should be a precedence option for DHCP. We 
>> have master/slave servers for smb, and primary/secondary servers for 
>> DNS. Why can't I do that with DHCP?
> 
> Probably because DHCP is a broadcast frame technology - how would the
> client machine know if it's talking to a primary or a secondary DHCP
> server?

Yes, although you can use DHCP servers in some clever situations.

I did some weirdly designed networks with DHCP.

Mostly we found that servers (well Microsofts anyway) didn't adhere to
the standards well enough to use in a network with multiple DHCP servers.

It sounds like he wants to use his router as a DNS server, and figure
out why Postfix doesn't like using it. If it is a router problem there
may be a firmware update or similar.




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