Wildcard SRV record?

[Stephen Pape]

That doesn't work for me. When machine1.domain1.foo tries to look up
the SRV record, it queries for _vlmcs._tcp.domain1.foo. Bind doesn't
have that record, so it doesn't work.

On Mon, Oct 31, 2016 at 1:08 PM, Eldridge, Rod A [ITNET]
<rod at iastate.edu> wrote:
>
> Wouldn't you just need this one SRV record:
>
> _vlmcs._tcp.foo IN SRV 0 0 1688 ais-dc01.ainfosec.com.
>
> [ see https://blogs.technet.microsoft.com/odsupport/2011/11/14/how-to-discover-office-and-windows-kms-hosts-via-dns-and-remove-unauthorized-instances/ ]
>
>
> --
> Rod Eldridge
> Networks & Communications
> IT Services, Iowa State University of Science and Technology
>
>
>
>> On Oct 31, 2016, at 11:35 AM, Stephen Pape <srpape at gmail.com> wrote:
>>
>> Hello all,
>>
>> I have bind configured with a single TLD (.foo), and inside that are
>> records for a large number of subdomains (machine1.a.foo,
>> machine2.a.foo, machine1.b.foo, machine2.b.foo, etc.). DHCP clients
>> are assigned a domain based on some factors, but it might be a.foo,
>> b.foo, c.foo, etc.
>>
>> I'm trying to add a SRV record for everyone under .foo. I've tried:
>>
>> _vlmcs._tcp.*.foo.        IN      SRV     0 0 1688 ais-dc01.ainfosec.com.
>>
>> ... but it seems that wildcards don't work that way. I've tried
>> something similar with CNAMEs, but that didn't work either.
>>
>> What DOES work is adding a CNAME record for each and every domain that
>> I need. So a CNAME for _vlmcs._tcp.a.foo, _vlmcs._tcp.b.foo, etc.
>>
>> Is there a better way for me to do this, or do I have to generate a
>> whole lot of specific CNAME records?
>>
>> Thanks!
>>
>> -Stephen
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>