[Freeswitch-users] Strange DTMF Tones On Inbound Calls

Daniel Knaggs Daniel.Knaggs at realitysolutions.co.uk
Fri Mar 30 15:25:30 MSD 2012


Afraid not, as per my first post we're using ISDN.


Daniel Knaggs
Software Developer

Reality Solutions Ltd
1 Global Business Park
Hamburg Road
Kingston upon Hull
East Yorkshire, HU7 0AE

Tel:    01482 373104
Mobile: 07932 408313
Email:  mailto:Daniel.Knaggs at realitysolutions.co.uk
http://

-----Original Message-----
From: freeswitch-users-bounces at lists.freeswitch.org [mailto:freeswitch-users-bounces at lists.freeswitch.org] On Behalf Of covici at ccs.covici.com
Sent: 30 March 2012 12:11
To: FreeSWITCH Users Help
Subject: Re: [Freeswitch-users] Strange DTMF Tones On Inbound Calls

Maybe its generated by an ata box if you have an analog phone?

Daniel Knaggs <Daniel.Knaggs at realitysolutions.co.uk> wrote:

> Any ideas, anyone?
>
>
> [cid:imagefb5387.PNG at ca5d49be.4fa92b00]
>
> Daniel Knaggs
>
> Software Developer
>
>
>         Reality Solutions Ltd, 1 Global Business Park, Hamburg Road, Kingston upon Hull, East Yorkshire, HU7 0AE
> Tel: 01482 828000 / Fax: 01482 373100
> Daniel.Knaggs at realitysolutions.co.uk<mailto:Daniel.Knaggs at realitysolutions.co.uk>
> www.realitysolutions.co.uk<http://www.realitysolutions.co.uk/>
> ________________________________
>
> Sage Accredited Business Partner serving businesses in Yorkshire & Lincolnshire
>
>
> [cid:image19a0f2.PNG at 39ea781d.48900adc]
>
>
> From: Daniel Knaggs
> Sent: 27 March 2012 10:22
> To: 'FreeSWITCH Users Help'
> Subject: RE: [Freeswitch-users] Strange DTMF Tones On Inbound Calls
>
> OK, it does NOT appear in the recordings.
>
>
> Here is a spectrum analysis of the call when it happened: -
>
> Frequency (Hz)       Level (dB)
> 15.625000               -59.445583
> 31.250000               -69.136353
> 46.875000               -71.569084
> 62.500000               -72.445877
> 78.125000               -67.142319
> 93.750000               -63.964447
> 109.375000             -61.157677
> 125.000000             -58.849174
> 140.625000             -62.083492
> 156.250000             -51.071819
> 171.875000             -48.957565
> 187.500000             -48.156109
> 203.125000             -48.908588
> 218.750000             -47.891460
> 234.375000             -46.257698
> 250.000000             -43.011139
> 265.625000             -48.706509
> 281.250000             -53.241238
> 296.875000             -52.513802
> 312.500000             -50.387054
> 328.125000             -53.275459
> 343.750000             -56.096489
> 359.375000             -54.788857
> 375.000000             -52.283993
> 390.625000             -50.975601
> 406.250000             -49.737530
> 421.875000             -49.870571
> 437.500000             -50.445431
> 453.125000             -50.647591
> 468.750000             -49.450035
> 484.375000             -48.767914
> 500.000000             -48.281902
> 515.625000             -49.419975
> 531.250000             -52.635048
> 546.875000             -52.856857
> 562.500000             -51.675240
> 578.125000             -50.667599
> 593.750000             -51.584862
> 609.375000             -48.992435
> 625.000000             -48.492191
> 640.625000             -49.701382
> 656.250000             -53.005512
> 671.875000             -54.269699
> 687.500000             -54.937397
> 703.125000             -53.922794
> 718.750000             -51.949009
> 734.375000             -52.763660
> 750.000000             -53.731155
> 765.625000             -54.977795
> 781.250000             -54.029835
> 796.875000             -54.375313
> 812.500000             -54.419693
> 828.125000             -54.796967
> 843.750000             -55.052872
> 859.375000             -53.625359
> 875.000000             -54.649513
> 890.625000             -56.736855
> 906.250000             -57.202946
> 921.875000             -56.587177
> 937.500000             -57.263260
> 953.125000             -56.744713
> 968.750000             -57.710808
> 984.375000             -58.118694
> 1000.000000           -60.595867
> 1015.625000           -60.736752
> 1031.250000           -57.966949
> 1046.875000           -58.101311
> 1062.500000           -59.093056
> 1078.125000           -59.889881
> 1093.750000           -59.972092
> 1109.375000           -59.728626
> 1125.000000           -58.060120
> 1140.625000           -56.506371
> 1156.250000           -55.109329
> 1171.875000           -54.278183
> 1187.500000           -56.115913
> 1203.125000           -57.535069
> 1218.750000           -58.304485
> 1234.375000           -58.614723
> 1250.000000           -58.873520
> 1265.625000           -61.268688
> 1281.250000           -62.702538
> 1296.875000           -63.828163
> 1312.500000           -63.712082
> 1328.125000           -65.020050
> 1343.750000           -64.481941
> 1359.375000           -62.652424
> 1375.000000           -61.640785
> 1390.625000           -61.719952
> 1406.250000           -61.451962
> 1421.875000           -58.490433
> 1437.500000           -57.193993
> 1453.125000           -56.973965
> 1468.750000           -57.940182
> 1484.375000           -59.935654
> 1500.000000           -61.829227
> 1515.625000           -63.259266
> 1531.250000           -62.169945
> 1546.875000           -61.958508
> 1562.500000           -62.018082
> 1578.125000           -60.562317
> 1593.750000           -59.146374
> 1609.375000           -58.868763
> 1625.000000           -60.028801
> 1640.625000           -59.241119
> 1656.250000           -60.101322
> 1671.875000           -60.429554
> 1687.500000           -60.538834
> 1703.125000           -61.073635
> 1718.750000           -60.375114
> 1734.375000           -60.152672
> 1750.000000           -59.529144
> 1765.625000           -59.783649
> 1781.250000           -61.850414
> 1796.875000           -63.506111
> 1812.500000           -63.869320
> 1828.125000           -62.442127
> 1843.750000           -62.519482
> 1859.375000           -63.814472
> 1875.000000           -63.300858
> 1890.625000           -61.998482
> 1906.250000           -62.199738
> 1921.875000           -61.745621
> 1937.500000           -61.611210
> 1953.125000           -61.174740
> 1968.750000           -60.504318
> 1984.375000           -60.277737
> 2000.000000           -61.696060
> 2015.625000           -61.693054
> 2031.250000           -62.755184
> 2046.875000           -63.983723
> 2062.500000           -63.584675
> 2078.125000           -62.943420
> 2093.750000           -63.238541
> 2109.375000           -62.929970
> 2125.000000           -62.243599
> 2140.625000           -60.967789
> 2156.250000           -60.915421
> 2171.875000           -61.997654
> 2187.500000           -63.702518
> 2203.125000           -64.316109
> 2218.750000           -63.577995
> 2234.375000           -63.250530
> 2250.000000           -63.107010
> 2265.625000           -62.953743
> 2281.250000           -62.933647
> 2296.875000           -61.956242
> 2312.500000           -62.948036
> 2328.125000           -64.375603
> 2343.750000           -64.296860
> 2359.375000           -63.552139
> 2375.000000           -62.556362
> 2390.625000           -62.979954
> 2406.250000           -64.505875
> 2421.875000           -65.626236
> 2437.500000           -65.732819
> 2453.125000           -66.130798
> 2468.750000           -65.920502
> 2484.375000           -64.183731
> 2500.000000           -63.387459
> 2515.625000           -63.110027
> 2531.250000           -64.085106
> 2546.875000           -64.269905
> 2562.500000           -64.181808
> 2578.125000           -64.600060
> 2593.750000           -63.998692
> 2609.375000           -63.854473
> 2625.000000           -65.015961
> 2640.625000           -65.751480
> 2656.250000           -66.293800
> 2671.875000           -66.494102
> 2687.500000           -66.300240
> 2703.125000           -66.383118
> 2718.750000           -66.466385
> 2734.375000           -65.733604
> 2750.000000           -65.110283
> 2765.625000           -65.537567
> 2781.250000           -66.125465
> 2796.875000           -65.979088
> 2812.500000           -64.833984
> 2828.125000           -63.773678
> 2843.750000           -64.419113
> 2859.375000           -64.800369
> 2875.000000           -64.710480
> 2890.625000           -64.088387
> 2906.250000           -64.790306
> 2921.875000           -65.160469
> 2937.500000           -65.285408
> 2953.125000           -66.030342
> 2968.750000           -65.027481
> 2984.375000           -64.623558
> 3000.000000           -65.082748
> 3015.625000           -63.680820
> 3031.250000           -62.836716
> 3046.875000           -62.210663
> 3062.500000           -61.578278
> 3078.125000           -62.397720
> 3093.750000           -63.185940
> 3109.375000           -62.439983
> 3125.000000           -62.382778
> 3140.625000           -63.123928
> 3156.250000           -64.276588
> 3171.875000           -65.444725
> 3187.500000           -65.891289
> 3203.125000           -65.480240
> 3218.750000           -64.761063
> 3234.375000           -65.140015
> 3250.000000           -66.010643
> 3265.625000           -66.964401
> 3281.250000           -67.296051
> 3296.875000           -66.430000
> 3312.500000           -66.564758
> 3328.125000           -67.878830
> 3343.750000           -67.748436
> 3359.375000           -68.965981
> 3375.000000           -70.426888
> 3390.625000           -71.400375
> 3406.250000           -72.067627
> 3421.875000           -71.944176
> 3437.500000           -72.285637
> 3453.125000           -71.983047
> 3468.750000           -72.565109
> 3484.375000           -72.350845
> 3500.000000           -72.335533
> 3515.625000           -72.608849
> 3531.250000           -72.417786
> 3546.875000           -73.100441
> 3562.500000           -73.461548
> 3578.125000           -73.558250
> 3593.750000           -73.218422
> 3609.375000           -73.994888
> 3625.000000           -74.379204
> 3640.625000           -74.896202
> 3656.250000           -74.944405
> 3671.875000           -74.958710
> 3687.500000           -75.029655
> 3703.125000           -74.314133
> 3718.750000           -74.855209
> 3734.375000           -76.021591
> 3750.000000           -76.441444
> 3765.625000           -77.122787
> 3781.250000           -77.733589
> 3796.875000           -79.138847
> 3812.500000           -80.206360
> 3828.125000           -80.391960
> 3843.750000           -81.214249
> 3859.375000           -81.434105
> 3875.000000           -82.234749
> 3890.625000           -82.529884
> 3906.250000           -82.929169
> 3921.875000           -83.735237
> 3937.500000           -84.770660
> 3953.125000           -84.203438
> 3968.750000           -84.455025
> 3984.375000           -85.116302
>
>
> 2012-03-27 09:50:40.412101 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=320/320/2000 seq=38825 lw=28160
> 2012-03-27 09:50:40.433101 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=480/480/2000 seq=38826 lw=28320
> 2012-03-27 09:50:40.454100 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=640/640/2000 seq=38827 lw=28480
> 2012-03-27 09:50:40.475100 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=800/800/2000 seq=38828 lw=28640
> 2012-03-27 09:50:40.496100 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=960/960/2000 seq=38829 lw=28800
> 2012-03-27 09:50:40.517100 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=1120/1120/2000 seq=38830 lw=28960
> 2012-03-27 09:50:40.538100 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=1280/1280/2000 seq=38831 lw=29120
> 2012-03-27 09:50:40.559099 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=1440/1440/2000 seq=38832 lw=29280
> 2012-03-27 09:50:40.580099 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=1600/1600/2000 seq=38833 lw=29440
> 2012-03-27 09:50:40.601099 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=1760/1760/2000 seq=38834 lw=29600
> 2012-03-27 09:50:40.622098 [DEBUG] switch_rtp.c:2323 Send middle packet for [B] ts=28000 dur=1920/1920/2000 seq=38835 lw=29760
> 2012-03-27 09:50:40.643098 [DEBUG] switch_rtp.c:2323 Send end packet for [B] ts=28000 dur=2080/2080/2000 seq=38836 lw=29760
> 2012-03-27 09:50:40.643098 [DEBUG] switch_rtp.c:2323 Send end packet for [B] ts=28000 dur=2080/2080/2000 seq=38837 lw=29760
> 2012-03-27 09:50:40.643098 [DEBUG] switch_rtp.c:2323 Send end packet for [B] ts=28000 dur=2080/2080/2000 seq=38838 lw=29760
>
>
> Any ideas?
>
> From: freeswitch-users-bounces at lists.freeswitch.org [mailto:freeswitch-users-bounces at lists.freeswitch.org] On Behalf Of Michael Collins
> Sent: 26 March 2012 18:39
> To: FreeSWITCH Users Help
> Subject: Re: [Freeswitch-users] Strange DTMF Tones On Inbound Calls
>
>
> On Mon, Mar 26, 2012 at 3:01 AM, Daniel Knaggs <Daniel.Knaggs at realitysolutions.co.uk<mailto:Daniel.Knaggs at realitysolutions.co.uk>> wrote:
> OK, call recording has been setup – waiting for it to happen now.
>
>
> Interestingly, before I issue the “record_session” application (and of course the “RECORD_*” variables) I had to execute “ring_ready” then “pre_answer” otherwise the caller gets silence (changing the order of those two commands results in silence).
>
> I find it odd that just doing a pre_answer wouldn't be sufficient. A pre_answer will send a 183 w/SDP whereas ring_ready simply sends a 180. In any case, I'm glad you got your recordings. I also find it curious that only the "letter" DTMFs are being detected. Let us know if you actually hear those tones in the audio stream.
>
> -MC
>
>
>
>
> ----------------------------------------------------
> Alternatives:
>
> ----------------------------------------------------
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
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--
Your life is like a penny.  You're going to lose it.  The question is:
How do
you spend it?

         John Covici
         covici at ccs.covici.com

_________________________________________________________________________
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