Cisco Support Community
cancel
Showing results for 
Search instead for 
Did you mean: 
Announcements

Welcome to Cisco Support Community. We would love to have your feedback.

For an introduction to the new site, click here. And see here for current known issues.

Unable to use DTMF whit SIP Phones

Hello


I have an UC520 and SIP IP Phones, the problem is when I try to dial on Auto Atendat, for example I calling to the bank and when I try to selec one option (Press 1 to sales) does nothing. the same occurrs when I dial to VoiceMail And introduce the password the operator says Unknown Option.

Any Idea for it.

Regards.

Attached the configration.

1 REPLY
New Member

Re: Unable to use DTMF whit SIP Phones

Check your SIP gateway VOIP dial-peer thats sends calls to the IVR, has this dtmf relay for

SIP.    dtmf-relay rtp-nte.

Which allows DTMF to be sent out of band on SIP.

http://www.cisco.com/en/US/customer/docs/ios/voice/sip/configuration/guide/sip_cg-dtmf_ps10592_TSD_Products_Configuration_Guide_Chapter.html#wp1015936

164
Views
0
Helpful
1
Replies
CreatePlease login to create content