make sure that the DTMF mode configuration in Asterisk match the configuration inside the Grandstream devices. I mean, in asterisk config you may need something like
[20] type=friend .....blah dtmfmode=info and of inside the configuration of the Grandstream device you may have to use the same dtmfmode. give that a try, hope it helps you. best regards On 6/8/05, Asterisk <[EMAIL PROTECTED]> wrote: > Hi all, > > We have a little problem. > One of our customers has a problem with DTMF pass-thru. > They use GrandStream 286 devices to connect their pstn phones to asterisk. > everything works like a charm, except DTMF pass-thru. when they call an IVR > system, they cannot select options because the DTMF tones never reach the > IVR. > Normal asterisk voicemail works though. so it looks like asterisk is not > forwarding the DTMF tones to the zap interface. > Is this a setup problem or asterisk intended? > > Regards. > Andre > > > > ----- > Disclaimer > > This email and any files transmitted with it are confidential and intended > solely for the use of the individual or entity to whom they are addressed. > If you have received this email in error please notify the system manager. > Please note that any views or opinions presented in this email are solely > those of the author and do not necessarily represent those of the company. > Finally, the recipient should check this email and any attachments for the > presence of viruses. The company accepts no liability for any damage caused > by any virus transmitted by this email. > > > > _______________________________________________ > Asterisk-Users mailing list > Asterisk-Users@lists.digium.com > http://lists.digium.com/mailman/listinfo/asterisk-users > To UNSUBSCRIBE or update options visit: > > http://lists.digium.com/mailman/listinfo/asterisk-users > > -- "Su nombre es GNU/Linux, no solamente Linux, mas info en http://www.gnu.org" _______________________________________________ Asterisk-Users mailing list Asterisk-Users@lists.digium.com http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users