[asterisk-users] DAHDI phantom pickup when ringing

[Tzafrir Cohen]

On Sun, Nov 21, 2010 at 11:13:00PM +0000, Jonathan Hunter wrote:
> Hi,
> 
> I've been experiencing trouble with my DAHDI channels for some time and have
> finally decided to try and resolve the issue.
> 
> Essentially, the problem I am having is that when a call comes in, and my
> DAHDI phones therefore ring, Asterisk thinks that one of the handsets has
> picked up to answer the incoming call - whereas in actual fact it is still
> on hook. The call then gets instantly dropped (the phone is on-hook, after
> all), and the caller has to redial.
> 
> Sample log (this is an incoming call from SIP/5555, that was "phantom
> answered" by DAHDI/7. There is no time delay between the 'answered' line and
> the 'hungup' line):
> 
>     -- DAHDI/5-1 is ringing
>     -- DAHDI/3-1 is ringing
>     -- DAHDI/7-1 is ringing
>     -- DAHDI/2-1 is ringing
>     -- DAHDI/4-1 is ringing
>     -- DAHDI/6-1 is ringing
>     -- DAHDI/7-1 answered SIP/5555-0000011f
>     -- Hanging up on 'DAHDI/6-1'
>     -- Hungup 'DAHDI/6-1'
>     -- Hanging up on 'DAHDI/4-1'
>     -- Hungup 'DAHDI/4-1'
>     -- Hanging up on 'DAHDI/2-1'
>     -- Hungup 'DAHDI/2-1'
>     -- Hanging up on 'DAHDI/5-1'
>     -- Hungup 'DAHDI/5-1'
>     -- Hanging up on 'DAHDI/3-1'
>     -- Hungup 'DAHDI/3-1'
>     -- Hanging up on 'DAHDI/1-1'
>     -- Hungup 'DAHDI/1-1'
>     -- Hanging up on 'DAHDI/7-1'
>     -- Hungup 'DAHDI/7-1'
>   == Spawn extension (macro-stdexten, s, 3) exited non-zero on
> 'SIP/5555-0000011f'

Can you replicate those phantom answers without calling all channels?

Try:

  originate DAHDI/7 application Echo

Does that line answer without you picking up the phone? Or does it
require a combination of several channels ringing at the same time?

-- 
               Tzafrir Cohen
icq#16849755              jabber:tzafrir.cohen at xorcom.com
+972-50-7952406           mailto:tzafrir.cohen at xorcom.com
http://www.xorcom.com  iax:guest at local.xorcom.com/tzafrir