[Asterisk-Users] Zaptel - incoming delay

[Robie Basak]

George Gardiner wrote:
> I am new to Asterisk so can I start by apologising if this question has been asked and answered already.
> 
> I'm in the UK using BT for two incoming lines, one on Wildcard TDM400P and the other on  Wildcard X100P.  I also have a SIP connection to voiptalk.org.
> 
> Incoming calls via SIP/broadband ring on extensions immediately.  However, an incoming call via PSTN is displayed on the CLI as an incoming call but extensions only ring after about 3 rings.  
> 
> I am assuming this delay is to enable Caller ID detection.  Caller ID doesn't work with the Digium hardware in the UK I believe, so it isn't much help to me.
> 
> How do I get rid of this delay?

Try turning off distinctive ring detection:
    usedistinctiveringdetection=no

Robie.