[Freeswitch-users] example tone_detect to listen for dial tone and hang up?

[Nathan Neulinger]

Looks like it worked! Thank you! At least one "Google Listing" spam call was just short circuited instead of leaving a 
long empty voicemail.

-- Nathan

On 09/26/2016 10:32 AM, Nathan Neulinger wrote:
> Ah, maybe I wasn't clear enough - it's the other direction. i.e. Issue is with calls coming in from the analog side, not
> outbound. Symptom is that I wind up getting a 5 minute voicemail full of dial tone - usually from some stupid
> telemarketer call or other autodialer. I won't see any SIP messages since the ATA would be the one sending them.
>
> Giving that tone_detect a try.
>
> Thank you!
>
> -- Nathan
>
> On 09/26/2016 10:17 AM, Benjamin Cropley wrote:
>> Havn't tested this, but..
>>
>> <action application="tone_detect" data="hangup_on_tone 697,1209 r 0 hangup 1">
>>
>> ..if you push 1 on the keypad it should handup the call
>>
>> Also, you should investigate what the ATA isn't detected the 'hangup'. Maybe look at a SIP trace and confirm BYE packets
>> are successfully getting to it.
>>
>> Good luck,
>> Ben
>>
>> On Wed, Sep 21, 2016 at 5:14 PM, Nathan Neulinger <nneul at mst.edu <mailto:nneul at mst.edu>> wrote:
>>
>>     I've got an ATA that doesn't seem to be detecting hangup for callers. Is there a simple way to use tone_detect or
>>     similar to listen for the dial tone on a received call and then issue hangup upon detection?
>>
>>     -- Nathan
>>
>>     ------------------------------------------------------------
>>     Nathan Neulinger                       nneul at mst.edu <mailto:nneul at mst.edu>
>>     Missouri S&T Information Technology    (573) 612-1412 <tel:%28573%29%20612-1412>
>>     System Administrator - Architect
>>
>>     _________________________________________________________________________
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>>
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>>
>>
>>
>> --
>> All the best,
>> Ben Cropley
>> 07539 366 905
>>
>>
>> _________________________________________________________________________
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>>
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>

-- 
------------------------------------------------------------
Nathan Neulinger                       nneul at mst.edu
Missouri S&T Information Technology    (573) 612-1412
System Administrator - Architect