[asterisk-users] Analog DID

[Matt Riddell]

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darren wrote:
>  An analog DID trunk is a line (typically part of a group) that has a group of 
> numbers assigned to it at the telco side.  They work in a variety of ways 
> depending on the telco.  One example is the trunks as Telus provides them.  The 
> end user provides dialtone back to the telco.  When a call comes in on a DID the 
> telco picks up the first available line (remember, the customer is providing 
> dial tone.) and dials the last 4 digits of the dialed number.  They are often 
> replaced by PRIs but in some locations a PRI is not affordable and these provide 
> the same DID functionality for a small fraction of the price.

We've done installs on the same here.  Basically you set up FXS
connections and the telco picks them up as if they were a telephone, the
extensions get dialled and it kinda just works.  Only really useful
where you can't get a BRI here in New Zealand.

- --
Kind Regards,

Matt Riddell
Director
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