[asterisk-bugs] [JIRA] (DAHLIN-309) fake DTMF or talkoff

[Marlon Costa (JIRA)]

     [ https://issues.asterisk.org/jira/browse/DAHLIN-309?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Marlon Costa updated DAHLIN-309:
--------------------------------

    Attachment: xpp.conf
                system.conf
                modules
                init.conf
                dahdi-channels.conf
                chan_dahdi_additional.conf
                chan_dahdi.conf
    
> fake DTMF or talkoff
> --------------------
>
>                 Key: DAHLIN-309
>                 URL: https://issues.asterisk.org/jira/browse/DAHLIN-309
>             Project: DAHDI-Linux
>          Issue Type: Information Request
>      Security Level: None
>          Components: dahdi (the module)
>    Affects Versions: 2.6.1
>         Environment: DAHDI Version: 2.6.1 Echo Canceller: HWEC, OSLEC
> Asterisk 1.8.18.0 i686 running Linux CentOS release 5.8
> pci:0000:02:06.0     wct4xxp+     d161:0410 Wildcard TE410P (3rd Gen)
>            Reporter: Marlon Costa
>            Assignee: Russ Meyerriecks
>         Attachments: beep_log_filtered.cap, beep_log_filtered.log, chan_dahdi_additional.conf, chan_dahdi.conf, dahdi-channels.conf, init.conf, modules, system.conf, xpp.conf
>
>
> Hi,
> Many of our customers claims a beep when making or receiving calls.
> Our tech team enabled debug in our Asterisk and found that this beeps are DTMF tones.
> In asterisk logs it's possible see this things many times:
> [Dec  5 12:40:13] DEBUG[5764] chan_dahdi.c: Begin DTMF digit: 0x41 'A' on DAHDI/i1/21499100-fab
> [Dec  5 12:40:13] DTMF[5764] channel.c: DTMF begin 'A' received on DAHDI/i1/21499100-fab
> [Dec  5 12:40:13] DTMF[5764] channel.c: DTMF begin passthrough 'A' on DAHDI/i1/21499100-fab
> [Dec  5 12:40:13] DEBUG[5764] chan_dahdi.c: End DTMF digit: 0x41 'A' on DAHDI/i1/21499100-fab
> [Dec  5 12:40:13] DTMF[5764] channel.c: DTMF end 'A' received on DAHDI/i1/21499100-fab, duration 51 ms
> [Dec  5 12:40:13] DTMF[5764] channel.c: DTMF end accepted with begin 'A' on DAHDI/i1/21499100-fab
> [Dec  5 12:40:13] DTMF[5764] channel.c: DTMF end 'A' detected to have actual duration 60 on the wire, emulation will be triggered on DAHDI/i1/21499100-fab
> [Dec  5 12:40:13] DTMF[5764] channel.c: DTMF end 'A' has duration 60 but want minimum 80, emulating on DAHDI/i1/21499100-fab
> [Dec  5 12:40:13] DTMF[5764] channel.c: DTMF end emulation of 'A' queued on DAHDI/i1/21499100-fab
> We done a wireshark capture to find out what is happening and it's possible see an RTP EVENT during these beeps see file attached.
> Could you please, help us to solve this issue?
> Thanks,
> Marlon

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