[Asterisk-Users] GSM phones, bluetooth and general happiness

[Mitchel Constantin]

Our prayers....answered? (http://www.phonelabs.com/prd_blue01.asp)

mitchel


On Thu, 23 Sep 2004 12:10:11 -0500, Jay Milk <jay at skimmilk.net> wrote:
> When I installed my first home-PBX three years ago, I was looking at
> "cellsockets" -- devices which will accept certain cellular phones and
> provide an RJ11 jack, generating the ring-voltage and recognizing DTMF,
> which in turn makes your cell-phone look like a CO line.  Pretty cool
> stuff, in theory, but it just didn't seem to be worth the cost,
> especially since it locks you to a particular cell-phone.
> 
> Since then, I've moved to Asterisk.  I looked at at cell-sockets again
> recently, but they haven't really gotten any cheaper... And on top of
> that, I'd now require a precious FXO interface for *.
> 
> I looked at some developer documentation for my particular phone (S/E
> T610) while connecting it to my PC via Bluetooth.  For those who are
> unaware, all GSM phones have a built-in set of AT modem commands.  Not
> surprisingly, I was able to place calls as well as receive
> ring-indicators, caller-id information and call-progress information via
> the virtual serial port that the phone provides over bluetooth.  But
> what's more, I was also able to utilize my PC as a handsfree
> speakerphone -- and all this over bluetooth.
> 
> As I see it, all the pieces are available -- we got full phone control,
> some form of digital audio going back and forth, call-progress
> reporting.  I know there's at least one bluetooth stack for linux, so
> *technically* we're "there", no?
> 
> I foresee a chan_blue which allow Asterisk to utilize a bluetooth/GSM
> cellular phone as a CO line, connecting by nothing more than a $5
> bluetooth dongle and 5ft of air.
> 
> Who's up for the challenge?  If there's enough interest in the
> community, I'll be the first to add a bounty on this -- it would be
> worth at least $100 to me to have this functionality.
> 
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