[General] four-wire to SIP interface

Jacob Chancery jacob.chancery at gmail.com
Tue Aug 12 09:24:59 CDT 2014


SPA112

I bought an adaptor to hack instead of a full phone because the adaptor was
smaller and cheaper. I don't need a keypad or handset because this is a
permanent interface to an existing radio system.
On Aug 12, 2014 12:23 AM, "Hunter Fuller" <hfuller at pixilic.com> wrote:

> What Cisco phone adapter did you buy?
>
> -- Hunter Fuller
> On Aug 11, 2014 10:17 PM, "Jacob Chancery" <jacob.chancery at gmail.com>
> wrote:
>
>> I'm looking for a four-wire audio to SIP
>> <http://en.wikipedia.org/wiki/Session_Initiation_Protocol> interface.
>>  Just a box with an ethernet port and a line level audio input and output.
>>  Similar to an analog to IP telephone adapter box.  Does anyone know where
>> I can buy one for less than $2,000?  I'm not willing to spend that much
>> money.  I bought a Cisco phone adapter to hack, but the firmware is so bad
>> I can't even set the IP address on it.
>>
>> _______________________________________________
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>>
>
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