[ubuntu-uk] Shorewall internet sharing problems

[Michael Rimicans]

All sorted. Just me being a mong and not setting up the resolv.conf properly

Thanks

Michael

Tony Arnold wrote:
> Michael,
>
> Michael Rimicans wrote:
>   
>> Greetings.
>>
>>  Can any one show me the error of my ways with the following:
>>
>>  Have set up shorewall on a gateway system to provide security and net 
>> sharing duties.
>>  After banging my head against a wall it has finally allowed me to 
>> connect a networked computer through to the wifi router.
>>
>>  Now heres where the problem lies.
>>
>>  I'm able to connect to the router (192.168 blah blah) with no problems 
>> but when I try to surf elsewhere nothing
>>  happens.
>>
>>  I'm able to ping the isp's dns server and get a reply and have tried 
>> placing the address in the resolv.conf file on the gateway with no joy.
>>     
>
> If you can ping from the client through the gateway and your router and
> get a reply back, then basic routing seems to be working.
>
> Your comment above implies it may be a DNS problem. If you type
>
>   host www.ubuntu.com
>
> in a terminal window, do you get a sensible response?
>
> Is the client getting its IP address and DNS information via DHCP from
> the gateway? What has it provided for the address of the DNS server? If
> it's the gateway, then you should check the gateway is configured to act
> as a DNS proxy, or you could set the DNS address manually in the client
> (edit resolv.conf) to the address of the ISP's DNS and see if that helps.
>
> Just some things I would look at.
>
> Regards,
> Tony.
>