[Asterisk-Users] Low volume/ audio problems on TDM400 card

Carlos Rojas crt.rojas at gmail.com
Thu Jun 15 07:53:14 MST 2006


Hi,

In your script, use signalling=fxo_ks, you have TDM04B?
I have TDM400 with fxo modules and use

signalling=fxs_ks


Regards

On 6/15/06, news.asterisk.users <news.asterisk.users at twingeckos.com> wrote:
>
>  I did try fxotune.. it did wonders on echo and audio quality when dialing
> in.
> Before the zapata upgrade it did nothing (the -d -b options weren't
> there).
> I found a page on voip-info.org that talked about using the new version
> and
> followed what was there:
> amportal stop
> ./fxotune -d -b 2
> ./fxotune -d -b 3
> ./fxotune -d -b 2 -w 1004
> ./fxotune -d -b 3 -w 1004
> ./fxotune -i 5 -t 1
> ./fxotune -d -b 2 -w 1004
> ./fxotune -d -b 3 -w 1004
> ./fxotune -i 4
> ./fxotune -s
> amportal start
>
> /etc/fxotune.conf:
> 2=5,3,251,250,2,253,255,255,254
> 3=5,1,248,252,4,253,1,0,0
>
> If I run just plain old fxotune -i 4 then I get this in fxotune.conf:
> 2=14,0,0,0,0,0,0,0,0
> 3=5,0,0,0,0,0,0,0,0
>
>  cat /proc/interrupts
>            CPU0       CPU1
>   0:   85779369   85750198    IO-APIC-edge  timer
>   1:        139        126    IO-APIC-edge  i8042
>   8:          1          0    IO-APIC-edge  rtc
>   9:          0          0   IO-APIC-level  acpi
>  12:         58          0    IO-APIC-edge  i8042
>  14:     134660     128889    IO-APIC-edge  libata
>  15:         20         20    IO-APIC-edge  ide1
> 169:        273        164   IO-APIC-level  HDA Intel
> 177:     133013     292360   IO-APIC-level  sky2
> 185:   85757110   85717840   IO-APIC-level  wctdm
> NMI:          0          0
> LOC:  171545341  171545343
> ERR:          0
> MIS:          0
>
>
>
> /etc/asterisk/zapata.conf:
> language=en
> context=from-pstn
> rxwink=300        ; Atlas seems to use long (250ms) winks
> ;
> ; Whether or not to do distinctive ring detection on FXO lines
> ;
> ;usedistinctiveringdetection=yes
>
> usecallerid=yes
> hidecallerid=no
> callwaiting=yes
> usecallingpres=yes
> callwaitingcallerid=yes
> threewaycalling=yes
> transfer=yes
> cancallforward=yes
> callreturn=yes
> echocancel=yes
> echocancelwhenbridged=yes
> echotraining=400
> group=0
> callgroup=1
> pickupgroup=1
> immediate=no
>
> signalling=fxo_ks
> rxgain=0.0
> txgain=0.0
> channel =>1
>
> signalling=fxo_ks
> rxgain=0.0
> txgain=0.0
> channel =>4
>
> signalling=fxs_ks
> rxgain=8.0
> txgain=1.0
> channel =>2
>
> signalling=fxs_ks
> rxgain=8.0
> txgain=1.0
> channel => 3
>
>
>
> ;faxdetect=both
> faxdetect=incoming
> ;faxdetect=outgoing
> ;faxdetect=no
> ;Include genzaptelconf configs
> #include zapata-auto.conf
>
> group=1
>
> ;Include AMP configs
> #include zapata_additional.conf
>
> Also although the 400P card says it's a revision J card it is detected as
> a revision I card:
> Found a Wildcard TDM: Wildcard TDM400P REV I (4 modules)
> Registered tone zone 0 (United States / North America)
> Registered tone zone 0 (United States / North America)
>
>
>
>
>
> Fabio wrote:
>
> Hi Carlos,
>
>   - send us your interrupts configuration: cat /proc/interrupts
>   - try adjusting line impedancy; see fxotune on zaptel source directory.
>
> cheers,
>
> Fabay
>
>  -----Mensaje original-----
> *De:* asterisk-users-bounces at lists.digium.com [
> mailto:asterisk-users-bounces at lists.digium.com<asterisk-users-bounces at lists.digium.com>
> ]*En nombre de *news.asterisk.users
> *Enviado el:* Jueves, 15 de Junio de 2006 08:19 a.m.
> *Para:* Asterisk Users Mailing List - Non-Commercial Discussion
> *Asunto:* Re: [Asterisk-Users] Low volume/ audio problems on TDM400 card
>
>  That is the first thing I did.. rxgain seems to help to make it louder
> when the two PSTN lines are bridged but also affects
> the audio quality adversely.  It's very touchy.. it also causes horrible
> feedback (loud screeching when lines bridge).
> I've upgraded zapata and libpri too.
>
> JD
>
> Carlos Rojas wrote:
>
> Hi,
>
> I solved this problem in zapata.conf file
>
> ;rxgain=0.0                             ;Volume RX
> rxgain=8.0                             ;Volume RX
> ;txgain=0.0                             ;Volume TX
> txgain=1.0                             ;Volume TX
>
>
> Regards
>
> On 6/9/06, news.asterisk.users < news.asterisk.users at twingeckos.com>
> wrote:
> >
> >  I've been attempting to get this TDM400 card to work since March.
> > While it sort of works, I'm having a lot of audio issues with it.
> >
> > I am on Asterisk 1.2.9.1 svn rev 32797 and Zaptel 1.2.6.
> >
> > I've tried moving it to beefier hardware, upgrading asterisk/zaptel/etc,
> >
> > moving the X100 cards around on the TDM400 card, nothing seems to fix it.
> > The card says it's a revision J card.
> >
> > I get low volume on the receiving end (too quiet to hear when channels bridge) and
> > adjusting rx/txgain to comfortable levels causes popping and clicking when
> >
> > calls are made that cause bridged channels.  Upgrading to the newest zaptel fixed the horrible echo
> > and feedback issues I was having.
> >
> > Before I send it in for a replacement I thought I'd ask about it in case there is a setting
> >
> > I can make to fix it.
> >
> >
> >
> >
> >
> >   Kernel Version 2.6.9-34.0.1.ELsmp (SMP)  Distro Name CentOS release
> > 4.3 (Final)  Uptime 2 hours 57 minutes  Current Users 0  Load Averages
> > 0.08 0.02 0.01
> >     Network Usage    *Device* *Received* *Sent* *Err/Drop*  lo 2.02 MB
> > 2.02 MB 0/0  eth0 2.49 MB 4.67 MB 0/0  sit0 0.00 KB 0.00 KB 0/0           Hardware
> > Information    Processors 2  Model Intel(R) Pentium(R) D CPU 2.66GHz  CPU
> > Speed 2.66 GHz  Cache Size 1024 KB  System Bogomips 10646.51  PCI
> > Devices   - Audio device: Intel Corporation 82801G  - Communication
> > controller: Tiger Jet Network Inc. Tiger3XX Modem/ISDN interface  - Ethernet
> > controller: Marvell Technology Group Ltd. 88E8053 PCI-E Gigabit Ethernet
> > Controller  - IDE interface: Intel Corporation 82801GB/GR/GH  - SMBus:
> > Intel Corporation 82801G  - VGA compatible controller: Intel Corporation
> > 945G/GZ Express Integrated Graphics Controller    IDE Devices   - hdc:
> > CD-RW IDE5224    SCSI Devices   - ATA WDC WD2500KS-00M (Direct-Access)              Memory
> > Usage    *Type* *Percent Capacity* *Free* *Used* *Size*  Physical Memory 20%
> > 806.78 MB 195.65 MB 1002.43 MB  - Kernel + applications 14%   135.73 MB
> >    - Buffers  2%   17.18 MB    - Cached 4%   42.75 MB    Disk Swap 0%
> > 760.88 MB 0.00 KB 760.88 MB            Mounted Filesystems    *Mount* *
> > Type* *Partition* *Percent Capacity* *Free* *Used* *Size*  / ext3
> > /dev/sda2 1% 215.06 GB 1.74 GB 228.40 GB  /dev/shm proc none 0% 501.21
> >  MB 0.00 KB 501.21 MB  /dev/shm sysfs none 0% 501.21 MB 0.00 KB 501.21
> >  MB  /dev/shm devpts none 0% 501.21 MB 0.00 KB 501.21 MB  /boot ext3
> > /dev/sda1 17% 77.33 MB 16.29 MB 98.72 MB  /dev/shm tmpfs none 0% 501.21
> >  MB 0.00 KB 501.21 MB  /dev/shm tmpfs none 0% 501.21 MB 0.00 KB 501.21
> >  MB  *Totals :  * 1% 215.63 GB 1.75 GB 228.98 GB
> >
> >   ------------------------------
>
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