[Asterisk-Users] R2 variations by country

[Steve Underwood]

Noah Kamrat wrote:

> Is anybody aware of a list or specifications of R2 signaling by 
> country?  There are many variations and I am looking for documentation 
> that will save us having to analyze the calls for each country to 
> determine how the bits are sent for each variant.  We manufacture PRI 
> hardware and are looking to add R2 as a feature.
>
>  
>
> Thanks,
>
> Noah
>
The only centralised sources of such information I know of are your 
competitor's manuals. That's the main source of information I used when 
developing the R2 support for *. :-)

For more detailed information you need to look at each country's local 
specification. Some are easier to obtain than others.

Steve