baby steps...

Adam Hardy adam.hardy at cyberspaceroad.com
Thu Mar 22 22:54:26 UTC 2018


>>>> I set up my SOHO server to be a router/gateway to the net, firewall, DHCP server, DNS server and backup server for my lan.
>>>>
>>>> I set up bind9 and isc-dhcp to support DDNS, but I am struggling to get hostname resolution working on the  server for the lan clients.
>>>>
>>>> The server has two NICs - one for lan on 192.168.0.3, and one that obtains its public IP address via pppoe from the broadband provider (which shouldn't be serving DNS outwards but needs configuring not to).
>>>
>>> options {
>>>        listen-on { 198.158/16; 127.0.0.1; };
>>>        listen-on-v6 { <internal address range>; ::1; };
>>> };
>> So that will tell bind to serve 127.0.0.1, but don't I need to
>> configure linux to go to 127.0.0.1 for DNS, since at the moment it
>> isn't, according to resolv.conf, it's going to the OpenDNS servers:
 >>
>> adam at gondor:~$ cat /etc/resolv.conf
>> nameserver 81.139.56.100
>> nameserver 81.139.57.100
>> domain localdomain
>> search localdomain
>> adam at gondor:~$
>> 
>> and that is generated by pppd when it connects.  I'm guessing now
>> but presumably I have to tell pppd to add 127.0.0.1 to the other
>> nameservers - the server wants to see the lan as well as the outside world.
> 
> So you configure your lan-side NIC to use localhost (or its own
> ip-address) as first dns. Nothing to do with bind.

nnnnnnnggggnnnnnnn trying to understand nnnnnnnnnnfffffggggg

Nope, can't.





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