On 12 Mar, 07:16, BC <bacillus.cer...@nospam.gmail.com> wrote:[color=blue]
> I'm about to sign up for an account with voip.co.uk, can you confirm
> that they offer Call Waiting ID? It isn't mentioned on their website.
>
> Thanks.[/color]

The penny just dropped! It's controlled from the tone sent by the ATA,
so the answer is yes!