[VoIP] ENUM Round Robin DNS?

[Mark Rudholm]

Jonathan Kay wrote:
> Question for Greg or anyone in the know.
> I was wondering if it was possible to provide round robin ENUM lookup on 
> the CNET servers?
>  What I was pondering, was for service codes, like (in the UK)  8081 
> Speaking clock, 100 Operator, 999 emergency  and so on.
> By providing list of lookups to these codes (prefixed by 44 for UK, as 
> normal) to load share around all * boxes offering the services for these 
> codes. With no changes to their dial plan, callers would only need to 
> dial the actual service code, rather than prefixing an office code each 
> time. And we wouldn't be relying on one terminating * box, always being 
> available.
> 
> http://en.wikipedia.org/wiki/Round_robin_DNS
> Thoughts?

It's be easy to put in multiple NAPTR records for
a given ENUM lookup.

What is CNET using for ENUM DNS service presently?
More than one DNS server?