[Freeswitch-users] freeTDM can't configure with Digium TDM410 card

Moises Silva moises.silva at gmail.com
Thu Nov 10 23:18:59 MSK 2011


On Thu, Nov 10, 2011 at 1:29 PM, Melvin King <mkdutchman at gmail.com> wrote:

> ok, here's my setup.
>
> TDM410 card with port 1 having a line to the PSTN and ports 2-4 have the
> telephone lines plugged in
>
> FS version is 1.0.head (git-9dd45e3 2011-11-03 14-45-01 -0500)
>
> freetdm.conf has full rw permissions
>
> My problem is that I cannot configure freetdm to use this blasted card, no
> matter what I do.....
> [device /dev/dahdi/channel chan 1 fd 16 (Invalid argument)]
> 2011-11-10 14:16:02.233387 [INFO] ftmod_zt.c:404 configuring device
> /dev/dahdi/channel channel 1 as FreeTDM device 1:1 fd:17
> 2011-11-10 14:16:02.233595 [DEBUG] ftdm_io.c:5263 Creating new
> group:__default
> 2011-11-10 14:16:02.233746 [DEBUG] ftdm_io.c:4651 found config for span
> 2011-11-10 14:16:02.233931 [DEBUG] ftdm_io.c:4672 created span 2 (FXO) of
> type zt
> 2011-11-10 14:16:02.234045 [DEBUG] ftdm_io.c:4690 span 2 [trunk_type]=[FXO]
> 2011-11-10 14:16:02.234111 [DEBUG] ftdm_io.c:4695 setting trunk type to
> 'FXO'
> 2011-11-10 14:16:02.234173 [DEBUG] ftdm_io.c:4690 span 2
> [fxo-channel]=[2-4]
> 2011-11-10 14:16:02.234550 [WARNING] ftmod_zt.c:352 this ioctl fails on
> older ftdmtel but is harmless if you used ztcfg
> [device /dev/dahdi/channel chan 2 fd 16 (Invalid argument)]
>


This most likely means you're trying to apply a configuration that is not
valid for that type of channel (ie, fxs in fxo ports or viceversa). It
could also be you did not create /etc/dahdi/system.conf and did not run
"dahdi_cfg"

*Moises Silva
**Software Engineer, Development Manager***

msilva at sangoma.com

Sangoma Technologies

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