[CentOS] Resolv.conf with multiple adaptors on multiple networks

Bowie Bailey Bowie_Bailey at BUC.com
Fri Oct 9 17:04:07 UTC 2009


ML wrote:
> Hi All,
>
> I did a clean install of CentOS 5.3 yesterday. During setup I  
> activated both adapters on startup. etho is my public IP and eth1 is  
> my private/internal IP.
>
> It did not let me specify nameservers though.
>
> So I know this is resolv.conf.
>
> I know I put in:
> nameserver xxx.xxx.xxx.xxx
> nameserver xxx.xxx.xxx.xxx
>
> But how do I put in nameservers for specific networks? Example, I want  
> my public IP to resolve to the comcast name-servers top get out to  
> things like Google. I want internal to default to my internal DNS once  
> I have it setup.
>   

Just have everything query your internal DNS.  It can respond directly
for your local domains and then either query the root nameservers or the
Comcast nameservers for everything else.

-- 
Bowie


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