[asterisk-users] Asterisk room monitor

[Mark Hulber]

Thanks.

On 4/13/2010 3:07 AM, Ioan Indreias wrote:
> On Mon, Apr 12, 2010 at 8:19 PM, Mark Hulber<asterisk.admin at hulber.com>  wrote:
>    
>> I want to use a voip speaker phone as a room monitor.  Requirements:
>>
>> A phone that I can set to auto answer in speaker mode.
>> A phone with a good speaker phone.
>> Ability to make the audio one way.  I want to monitor the room but not
>> have my voice heard in the room.  Yes, the mute button can accomplish
>> this also.
>>
>> I have been using the SPA942's around the house (the speaker is just ok
>> but probably good enough).  Can I set one of these or a similar Cisco
>> phone to auto answer in speaker mode?  Any ideas on an alternative phone
>> that would allow this?
>>
>> The alternative is to just set up the call locally and then leave the
>> room with the line open but ideally I'd like to be able to open up the
>> monitor on demand.
>>
>> Thanks,
>>
>> MARK.
>>      
> Hello Mark,
>
> Please find bellow a dialplan proof-of-concept for your requirement
> (is based on intercom module present in FreePBX and adapted to have
> only one way audio for 60 secconds). We have tested with Linksys
> SPA9XX phones and works fine (hint: clear regional=>call progres
> tones=>page tone in order to cancel the page tone if you need to be
> "super-silent").
>
> HTH,
> Ioan Indreias
> www.modulo.ro
>
> exten =>  _6XX,1,Answer
> exten =>  _6XX,n,Set(_ALERTINFO=Alert-Info: Ring Answer)
> exten =>  _6XX,n,Set(_CALLINFO=Call-Info:<uri>\;answer-after=0)
> exten =>  _6XX,n,Set(_SIP_URI_OPTIONS=intercom=true)
> exten =>  _6xx,n,SipAddHeader,${ALERTINFO})
> exten =>  _6XX,n,SipAddHeader,${CALLINFO})
> exten =>  _6XX,n,Dial(SIP/1${EXTEN:1},5,G(100))
> exten =>  _6XX,100,Goto(200)
> exten =>  _6XX,101,Goto(300)
>
> exten =>  _6XX,200,ChanSpy(SIP/1${EXTEN:1})
>
> exten =>  _6XX,300,Wait(60)
> exten =>  _6XX,n,Hangup
>