SIP 7942 DTMF

[bo liu]

hello everyone

i use SIP 7942 connect to aspect core controller ,when i dial a keystoke i hear two DTMF tone but SIP 7940 is just one DTMF tone.

here is the file form SCCP to SIP 7942

how can i resolve the problem

[nikshah]

So basically this is third party call agent with Cisco ip Phone correct?

[bo liu]

hi nikshah

thanks for your reply

i think the aspect call controller like a SIP proxy , my SIP 7940 need send signaling to aspect ....

[nikshah]

The IP phone as such doesnt have a DTMF mechanism, its driven by what aspect tells it to.. you would have to investigate it at Aspect's end.