[Asterisk-Users] RE: Delay in ringing

[Rich Adamson]

Ash Thakrar wrote:
> Hi All,
> 
> I am running Asterisk at home with Digium TDM400 card with FXO modules plugged
> to PSTN lines.
> 
> I am currently experiencing a delay in ringing by around 12 seconds.
> 
> Is there something I need to adjust in the dial plan for this?

That's very normal. Asterisk is waiting for the callerid info from the 
central office (between rings 1 and 2) "before" it processes the inbound 
call.

If your pstn line does not have callerid, then modify the statements in 
zapata.conf to disable callerid, and it will be a little quicker.