[Dnsmasq-discuss] Does dnsmasq support cname within same domain?

Simon Kelley simon at thekelleys.org.uk
Mon Mar 7 21:39:52 UTC 2022



On 07/03/2022 20:51, Frank Liu wrote:
> On Mon, Mar 7, 2022 at 10:46 AM Simon Kelley <simon at thekelleys.org.uk> wrote:
>>
>> A quick test of the current development code fails to reproduce this,
>> which is puzzling.
>>
>>
>> One thing to check:  having a dhcp-host line which associates an address
>> with a name is not enough to make this work: there needs to be an active
>> DHCP lease in place to be able to resolve client1.test.example.com. If
>> leases are coming and going, that can be enough to confuse tests.
>>
>>
>> Do you see the same effect if you use host-record to define the address
>> of client1?
> 
> Yes, host-record works.
> Here is what I did as a workaround to the cname issue: add "dhcp-host"
> record to do static IP reservation for "client1", and then add
> "host-record" for "alias" with "client1" IP.  Now I can lookup
> alias.test.example.com and get the IP of client1, without the need of
> cname to client1.
> 

Well, that would work, but it doesn't really get us much further with 
the original problem.

If you define client1.domain as a host-record, and alias.domian as a 
cname to that, does it work?


Simon.



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