[Asterisk-Users] How to make/recieve call using asterisk when thereis a power failure?

[Matthew]

Bob Purdon wrote:

>
>> An E1 termination can require local power. In that case you will have 
>> to provide backup power to it. Some get their power from the central 
>> office, in which case this is not a problem.
>
>
> In our neck of the woods (Australia) the dominant carrier typically 
> deploys one of two solutions:
>
> (a) E1/PRI over copper - I haven't seen this for a long while, but I 
> believe they're line powered;
>
> (b) E1/PRI over fibre - see these all the time, and the transmission 
> rack they install at the customer site includes batteries and a 
> rectifier which typically provides service for a couple of days in a 
> typical installation.
>
> Cheers.

And dont forget their "Danger, 240v Sticker" underneath with the T's 
Logo :)

Matthew K

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