[Semibug] dhcpd dns entry

Josh Grosse josh at jggimi.net
Fri Oct 4 18:41:45 EDT 2019

On Fri, Oct 04, 2019 at 06:38:34PM -0400, Josh Grosse wrote:
> On Fri, Oct 04, 2019 at 06:29:50PM -0400, Mark Moellering wrote:
> > everyone,
> > 
> > I am running openbsd on a Ubiquity Networks EdgeRouter-4 as a firewall,
> > which is also running dhcpd.
> > 
> > If I have my mail server running on a local address,, for
> > example, is there a way to set things up so that any computer inside the
> > firewall will have the mail server [mail.psyberation.com] resolve to the
> > internal IP address?
> > 
> Sure, Mark.
> You add a local, "non-authorative" DNS server, for local resolution.  There's
> a built-in one, unbound(8).  With it, you can direct your local systems
> to resolve to the internal address.  

I should add, the local unbound(8) server can also act as a local caching
server for remote resolution from "authoritive" nameservers that resolve
address for the Internet, such as from Google or OpenDNS nameservers.

More information about the Semibug mailing list