Comments on: DTMF problem http://asteriskfaqs.org/2011/09/20/asterisk-users/dtmf-problem.html ... Asterisk Open Source PBX Frequent Asked Questions Fri, 13 Jul 2012 08:31:04 +0000 hourly 1 http://wordpress.org/?v=3.5.1 By: Daniel Tryba http://asteriskfaqs.org/2011/09/20/asterisk-users/dtmf-problem.html/comment-page-1#comment-9016 Daniel Tryba Wed, 30 Nov -0001 00:00:00 +0000 http://asteriskfaqs.org/?p=21625#comment-9016 You can emulate this feature from the Expensive PBX system by setting:
relaxdtmf=yes
in the case of SIP, option may vary with Techology.

]]> By: Pezhman Lali http://asteriskfaqs.org/2011/09/20/asterisk-users/dtmf-problem.html/comment-page-1#comment-13811 Pezhman Lali Wed, 30 Nov -0001 00:00:00 +0000 http://asteriskfaqs.org/?p=21625#comment-13811 Dear,

Huawei softx3000 sends the dtmf with undefined content-type(sscc) and format, so the asterisk can not recognize the digits, maybe changing the source code of asterisk be a good solution, but I am looking for a better way.

would you please let me know if you have a better solution.

Best

< --- SIP read from UDP:1.1.1.1:5060 --->
INFO sip:050111111@213.203.201.51:5060 SIP/2.0
Via: SIP/2.0/UDP 1.1.1.1:5060;branch=z9hG4bK2d421b56a6bf8d240ecb4592d Call-ID: SBCb0l9t89ql920b0y1rsps2gsr8sy9ggl0@SoftX3000
From: ;tag=srtysnby-CC-23
To: ;tag=as12188ab0
CSeq: 2 INFO
Max-Forwards: 70
Content-Length: 9
Content-Type: application/sscc

digit=1
< ------------->
— (9 headers 1 lines) -

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