[asterisk-users] IP door opening devices

[Anthony Francis]

Your using a Linksys right? you can use the fxo port and send DTMF.

Chris Bagnall wrote:
> Greetings list,
>
> We have a client with an analogue door intercom/opening unit which we're attempting to replace with an IP variant. The existing unit has the following functionality:
>
> 1) Intercom - visitor hits "call", talks to operator
> 2) Door opening - operator can open the door by dialling a 4-digit PIN followed by * (the door unit interprets the DTMF tones)
> 3) Door opening - the door unit has a numeric keypad to enable approved persons to enter by entering the 4-digit PIN on the keypad
>
> We've tried getting the existing unit working with an ATA, but it's only about 50% reliable (hangup not always detected, DTMF not always detected, etc.), so it's probably time to look at fully IP alternatives.
>
> Any suggestions gratefully appreciated.
>
> Regards,
>
> Chris
>
>
>
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-- 
Thank you and have any kind of day you want,

Anthony Francis
Rockynet VOIP
(303) 444-7052 opt 2
voip at rockynet.com