[asterisk-dev] WebRTC over SRTP-DTLS

[Mark Michelson]

On 12/02/2013 05:29 AM, nitesh bansal wrote:
> Hello everybody,
>
> I want to setup a basic Demo of WebRTC using Asterisk as WebServer and 
> SRTP-DTLS.
> I got the demo setup using SRTP-DES with chrome, chrome is porpoising 
> both DTLS and DES,
> Asterisk responds with DES abd call is connected.
> But i want asterisk to propose DTLS also in its response, can you 
> please tell me if asterisk supports DTLS and if yes, is there a wiki 
> page with the documentation?
> I could not find any relevant wikipage.
>
> Regards,
> Nitesh
>

Asterisk supports DTLS. Your best bet for documentation at the moment is 
to look at configs/sip.conf.sample in Asterisk 11 and grep for 
"DTLS-SRTP CONFIGURATION". That will direct you to a section that 
explains the various DTLS-related configuration options for chan_sip.

Mark Michelson