Re: Using DNS for SSM

[jhall@UU.NET (Jeremy Hall)]

I think this is quite simply a HOrRId idea! It has been ever since it was
proposed.

_J

In the new year, Dino Farinacci wrote:
> >> simpler still would be to simply have two A records:
> >>    radio.example.com	A	10.1.1.1
> >>    radio.example.com	A	232.1.1.1
> >> and let the application determine which is source and which is group
> >> based on the address range? (i'm prepared for someone to tell me that
> >> there are resolvers out there that pass only on A record to the app.)
> 
>     Yes, this could work and if someone wanted the same source to send
>     tv content, you'd have:
> 
> 	tv.example.com A        10.1.1.1
> 	tv.example.com A        232.1.1.2
> 
>     and if this *only* existed:
> 
> 	cartoons.example.com A  232.1.1.1
>         movies.example.co m  A  232.1.1.1
> 
>     it would be ambiguous (and insufficient) to the application so it would
>     be ignored.
> 
>     However, I was thinking that potential source mirroring would be used so
> 
>         radio.example.com AA         10.1.1.1.232.1.1.1
>         radio.example.com AA         10.2.2.2.232.1.1.1
>         radio.west.example.com A     10.1.1.1
>         radio.east.example.com A     10.2.2.2
> 
>     might make sense and the members of the mirror would use consistent
>     group addresses for the same content.
> 
> Dino
>