Re: DNAME usage?

2017-11-21 Thread Timothe Litt
On 17-Nov-17 18:04, Mark Andrews wrote: > DYN used to just require a TSIG signed update request set to a server > specified in > a SRV record. Depends on which service.  The one I referred to is the one that was popular (free) for people who wanted to reach a machine on a dynamic IP address.  Beca

Re: Re: DNAME usage?

2017-11-17 Thread Jeff Sadowski
On Fri, Nov 17, 2017 at 2:36 PM, Timothe Litt wrote: > > On 17-Nov-17 14:48, Mark Andrews wrote: > > Alternatively use a http server that can update the records for the > interfaces it is listening on. > > This sort of thing is possible. Named gets informed by the OS when addresses > get added and

Re: DNAME usage?

2017-11-17 Thread Jeff Sadowski
Can you give me an example of how to do that? On Fri, Nov 17, 2017 at 12:48 PM, Mark Andrews wrote: > Alternatively use a http server that can update the records for the > interfaces it is listening on. > > This sort of thing is possible. Named gets informed by the OS when addresses > get added

Re: DNAME usage?

2017-11-17 Thread Mark Andrews
DYN used to just require a TSIG signed update request set to a server specified in a SRV record. We have a perfectly fine protocol for updating the DNS but DNS hosting companies want to reinvent the wheel. -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4

Re: Re: DNAME usage?

2017-11-17 Thread Timothe Litt
On 17-Nov-17 14:48, Mark Andrews wrote: > Alternatively use a http server that can update the records for the > interfaces it is listening on. > > This sort of thing is possible. Named gets informed by the OS when addresses > get added and removed. It currently just adds and removes listening s

Re: DNAME usage?

2017-11-17 Thread Mark Andrews
Alternatively use a http server that can update the records for the interfaces it is listening on. This sort of thing is possible. Named gets informed by the OS when addresses get added and removed. It currently just adds and removes listening sockets but you could trigger other actions like s

Re: DNAME usage?

2017-11-17 Thread Mark Andrews
Just have the machine hosting the http server do a dynamic update of the A ana records when they are assigned to the interface. It should be possible to get the os to run a program when this happens so it can perform a second dynamic update on a the different name. -- Mark Andrews > On

Re: DNAME usage?

2017-11-17 Thread Chris Buxton
A DNAME is a CNAME generator for subdomains of the DNAME record itself. That is: example.com . DNAME example.net . will result in any query for "foo.example.com " to be answered with a dynamically-generated CNAME record l