[asterisk-bugs] [JIRA] (ASTERISK-20721) fake DTMF

Sat Nov 24 16:16:45 CST 2012

    [ https://issues.asterisk.org/jira/browse/ASTERISK-20721?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=200027#comment-200027 ] 

Michael L. Young commented on ASTERISK-20721:
---------------------------------------------

We require a complete debug log to help triage the issue. This document will provide instructions on how to collect debugging logs from an Asterisk machine for the purpose of helping bug marshals troubleshoot an issue: https://wiki.asterisk.org/wiki/display/AST/Collecting+Debug+Information

> fake DTMF
> ---------
>
>                 Key: ASTERISK-20721
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-20721
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>    Affects Versions: 1.8.13.1
>         Environment: CentOS release 4.9 (Final)
>            Reporter: Marlon Costa
>         Attachments: DTMF_beep.cap
>
>
> Hi,
> Many of our customers claims a beep durin making or received calls.
> Our tech team enabled high debug in our Asterisk and we can found that this beeps are an DTMF tone.
> In asterisk logs it's possible see this things many times:
> {noformat}
> [2012-11-23 10:46:09] DTMF[7843] channel.c: DTMF begin 'A' received on SIP/ENTRADA-GATEWAY-2-SS3-0000153d
> [2012-11-23 10:46:09] DTMF[7843] channel.c: DTMF begin passthrough 'A' on SIP/ENTRADA-GATEWAY-2-SS3-0000153d
> [2012-11-23 10:46:09] DTMF[7843] channel.c: DTMF end 'A' received on SIP/ENTRADA-GATEWAY-2-SS3-0000153d, duration 100 ms
> [2012-11-23 10:46:09] DTMF[7843] channel.c: DTMF end accepted with begin 'A' on SIP/ENTRADA-GATEWAY-2-SS3-0000153d
> [2012-11-23 10:46:09] DTMF[7843] channel.c: DTMF end 'A' detected to have actual duration 39 on the wire, emulation will be triggered on SIP/ENTRADA-GATEWAY-2-SS3-0000153d
> [2012-11-23 10:46:09] DTMF[7843] channel.c: DTMF end 'A' has duration 39 but want minimum 80, emulating on SIP/ENTRADA-GATEWAY-2-SS3-0000153d
> [2012-11-23 10:46:09] DTMF[7843] channel.c: DTMF end emulation of 'A' queued on SIP/ENTRADA-GATEWAY-2-SS3-0000153d
> [2012-11-23 10:14:55] DTMF[7733] channel.c: DTMF begin 'A' received on SIP/ibrtelecom-2021-000014fe
> [2012-11-23 10:14:55] DTMF[7733] channel.c: DTMF begin passthrough 'A' on SIP/ibrtelecom-2021-000014fe
> [2012-11-23 10:14:56] DTMF[7733] channel.c: DTMF end 'A' received on SIP/ibrtelecom-2021-000014fe, duration 55 ms
> [2012-11-23 10:14:56] DTMF[7733] channel.c: DTMF end accepted with begin 'A' on SIP/ibrtelecom-2021-000014fe
> [2012-11-23 10:14:56] DTMF[7733] channel.c: DTMF end 'A' has duration 55 but want minimum 80, emulating on SIP/ibrtelecom-2021-000014fe
> [2012-11-23 10:14:56] DTMF[7733] channel.c: DTMF end emulation of 'A' queued on SIP/ibrtelecom-2021-000014fe
> [2012-10-08 11:34:49] DTMF[1660] channel.c: DTMF begin 'B' received on SIP/ENTRADA-SS1-SS3-00000024
> [2012-10-08 11:34:49] DTMF[1660] channel.c: DTMF begin passthrough 'B' on SIP/ENTRADA-SS1-SS3-00000024
> [2012-10-08 11:34:49] DTMF[1660] channel.c: DTMF end 'B' received on SIP/ENTRADA-SS1-SS3-00000024, duration 160 ms
> [2012-10-08 11:34:49] DTMF[1660] channel.c: DTMF end accepted with begin 'B' on SIP/ENTRADA-SS1-SS3-00000024
> [2012-10-08 11:34:49] DTMF[1660] channel.c: DTMF end passthrough 'B' on SIP/ENTRADA-SS1-SS3-00000024
> [2012-09-04 12:19:51] DTMF[13604] channel.c: DTMF begin 'B' received on SIP/ibrtelecom-2027-00000f84
> [2012-09-04 12:19:51] DTMF[13604] channel.c: DTMF begin passthrough 'B' on SIP/ibrtelecom-2027-00000f84
> [2012-09-04 12:19:51] DTMF[13604] channel.c: DTMF end 'B' received on SIP/ibrtelecom-2027-00000f84, duration 158 ms
> [2012-09-04 12:19:51] DTMF[13604] channel.c: DTMF end accepted with begin 'B' on SIP/ibrtelecom-2027-00000f84
> [2012-09-04 12:19:51] DTMF[13604] channel.c: DTMF end passthrough 'B' on SIP/ibrtelecom-2027-00000f84
> [2012-08-30 14:50:55] DTMF[23252] channel.c: DTMF begin 'C' received on SIP/ENTRADA-GATEWAY-2-SS3-000002c0
> [2012-08-30 14:50:55] DTMF[23252] channel.c: DTMF begin passthrough 'C' on SIP/ENTRADA-GATEWAY-2-SS3-000002c0
> [2012-08-30 14:50:55] DTMF[23250] channel.c: DTMF begin 'C' received on Local/9187 at tronco-comunica-f491;2
> [2012-08-30 14:50:55] DTMF[23250] channel.c: DTMF begin passthrough 'C' on Local/9187 at tronco-comunica-f491;2
> [2012-08-30 14:50:55] DTMF[23252] channel.c: DTMF end 'C' received on SIP/ENTRADA-GATEWAY-2-SS3-000002c0, duration 100 ms
> [2012-08-30 14:50:55] DTMF[23252] channel.c: DTMF end accepted with begin 'C' on SIP/ENTRADA-GATEWAY-2-SS3-000002c0
> [2012-08-30 14:50:55] DTMF[23252] channel.c: DTMF end 'C' detected to have actual duration 0 on the wire, emulation will be triggered on SIP/ENTRADA-GATEWAY-2-SS3-000002c0
> [2012-08-30 14:50:55] DTMF[23252] channel.c: DTMF end 'C' has duration 0 but want minimum 80, emulating on SIP/ENTRADA-GATEWAY-2-SS3-000002c0
> [2012-08-30 14:50:55] DTMF[23252] channel.c: DTMF end emulation of 'C' queued on SIP/ENTRADA-GATEWAY-2-SS3-000002c0
> [2012-08-30 14:50:55] DTMF[23250] channel.c: DTMF end 'C' received on Local/9187 at tronco-comunica-f491;2, duration 99 ms
> [2012-08-30 14:50:55] DTMF[23250] channel.c: DTMF end accepted with begin 'C' on Local/9187 at tronco-comunica-f491;2
> [2012-08-30 14:50:55] DTMF[23250] channel.c: DTMF end passthrough 'C' on Local/9187 at tronco-comunica-f491;2
> [2012-08-30 12:54:24] DTMF[22835] channel.c: DTMF begin 'D' received on SIP/ibrtelecom-2001-0000020b
> [2012-08-30 12:54:24] DTMF[22835] channel.c: DTMF begin passthrough 'D' on SIP/ibrtelecom-2001-0000020b
> [2012-08-30 12:54:24] DTMF[22835] channel.c: DTMF end 'D' received on SIP/ibrtelecom-2001-0000020b, duration 100 ms
> [2012-08-30 12:54:24] DTMF[22835] channel.c: DTMF end accepted with begin 'D' on SIP/ibrtelecom-2001-0000020b
> [2012-08-30 12:54:24] DTMF[22835] channel.c: DTMF end 'D' detected to have actual duration 0 on the wire, emulation will be triggered on SIP/ibrtelecom-2001-0000020b
> [2012-08-30 12:54:24] DTMF[22835] channel.c: DTMF end 'D' has duration 0 but want minimum 80, emulating on SIP/ibrtelecom-2001-0000020b
> [2012-08-30 12:54:24] DTMF[22835] channel.c: DTMF end emulation of 'D' queued on SIP/ibrtelecom-2001-0000020b
> {noformat}
> We done a wireshark capture to find out what is happening and it's possible see an RTP EVENT see file attached.
> Could you please, help us to solve this issue?
> Thanks,
> Marlon

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