[Asterisk-Users] Unable to play dialtone

[Eric "ManxPower" Wieling]

Make sure you have a /etc/asterisk/indications.conf  Not every method of 
playing tones requires this, but some do and it's a good idea to have it 
anyway.

Rich Adamson wrote:
>> I've had Asterisk working great with an X100P, but now I've got up to a TDM400P, with 
> an FXO and FXS card. I've changed
>> what I thought I needed to, and upgraded the Zaptel stuff from 1.0.9 to current CVS. 
> Asterisk is 1.0.9.
>>  
>> I'm getting the following when taking the phone off hook:
>> Nov 12 16:23:13 WARNING[3694]: chan_zap.c:5854 handle_init_event: Unable to play 
> dialtone on channel 3
>>     -- Starting simple switch on 'Zap/3-1'
>>     -- Hungup 'Zap/3-1'
>> Config files:
>> /etc/asterisk/zapata.conf-
>> [channels]
>> language=en
>> context=inbound-analog
>> signalling=fxs_ks
>> usecallerid=yes
>> echocancel=yes
>> echocancelwhenbridged=yes
>> channel => 4
>>  
>> signalling=fxo_ks
>> context=default
>> language=en
>> channel => 3
>> /etc/zaptel.conf-
>> loadzone = uk
>> defaultzone=us
>> fxsks=4
>> fxoks=3
>>  
>> Is there anything I've missed?
> 
> Don't know from the limited amount of data that you provided.
> 
> Here's some things to look at.
> 
> Make sure you know exactly which modules are fxo and fxs on the TDM
> card (above says module positions 3 & 4), and that the definitions
> in /etc/zaptel.conf match what is installed. An fxo module uses a
> definition in /etc/zaptel.conf as fxsks=<slot>. (And, fxs modules
> use fxoks definitions.)
> 
> Module slot 4 is the one farest from the TDM card's rear mounting
> plate that has the four jacks on it.
> 
> Ensure you are loading wctdm driver (use 'lsmod' to see if its loaded).
> 
> run 'ztcfg -vv'
> 
> use 'zttool' to see the TDM card and which modules are recognized.
> 
> Don't plug the pstn line into the wrong module (rj11 jack) as its
> likely to blow the module, particularily if ringing voltage from the
> central office gets dumped into the fxs jack.
> 
> Use 'zap show status' to understand what asterisk is seeing.

>