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 Subject :Cisco IP Phone Compatability.. 2013-09-25- 02:57:50 
N4TTY
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Joined: 2013-03-15- 09:05:17
Posts: 31
Location: Stone Mountain, GA

Not being an IP phone guru by any definition of the word, does anyone know whether the Cisco CP-7940 Unified IP Phone will work in conjunction with FreePBX running on a Raspberry Pi?

I see the term SIP, but don't really know if the Cisco 7940 fits into that niche.

Thanks in advance for any advice.

Steve G./N4TTY

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 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 03:12:05 
KF5JIM
Future Astronaut
Joined: 2013-07-17- 12:13:36
Posts: 250
Location: Nederland

Yes, given the fact that the 7940 phone has to be flashed with SIP firmware that you can get from the manufacturer (or other online sources). I am currently working on a video guide for peopel to get the 79x0 registered to the PBX server. Take a look!

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 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 03:16:27 
N4TTY
Member
Joined: 2013-03-15- 09:05:17
Posts: 31
Location: Stone Mountain, GA
Thanks Jim! Guess I missed the 'model' number of the phone when I watched your video to get my PBX running. Now I just need to find the 'SIP' firmware and the 'how to' to flash the phones. Steve G./N4TTY
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 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 07:05:14 
KF5JIM
Future Astronaut
Joined: 2013-07-17- 12:13:36
Posts: 250
Location: Nederland

No problem. It should be up soon. I'm finishing the editing as I type this reply. When done, there will be a link posted with the firmware and configuration files as well.

Are your phones already running SIP or are they still on the default SCCY Cisco Firmware?

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My opinions and views expressed here are solely my own.
 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 07:48:23 
N4TTY
Member
Joined: 2013-03-15- 09:05:17
Posts: 31
Location: Stone Mountain, GA
Don't have the phones yet, but thinking of buying 4 of them at what I consider a fair price. They have the standard Cisco Firmware [the vendor reports 8.1(2.0)], if that sounds familiar. Think they might be re-programmable using your process? If so maybe I should go ahead and get them on the way.
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 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 07:57:26 
N4TTY
Member
Joined: 2013-03-15- 09:05:17
Posts: 31
Location: Stone Mountain, GA
And my apologies for calling you Jim, Paul! The gray matter had the suffix of your call stick as your first name. Steve G./N4TTY
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 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 08:23:42 
KF5JIM
Future Astronaut
Joined: 2013-07-17- 12:13:36
Posts: 250
Location: Nederland

Sounds like they already have SIP loaded on them. So it'd just be a matter of configuring them by following a 10-minute video.

If they don't, you will have to install a TFTP server on one of the nodes, set the tftpboot path to the /tmp directory, upload the firmware files to the /tmp directory, and plug that phone into the TFTP server node so it can grab the needed files.

As for Jim or Paul...I've gotten to the point to where I go by both so all is good.

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Last Edited On: 2013-09-25- 08:24:44 By KF5JIM for the Reason
My opinions and views expressed here are solely my own.
 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 10:52:42 
N4TTY
Member
Joined: 2013-03-15- 09:05:17
Posts: 31
Location: Stone Mountain, GA
Any update on your configuration procedure being posted? Steve G./N4TTY
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 Subject :Re:Cisco IP Phone Compatability.. 2013-09-25- 13:22:25 
KF5JIM
Future Astronaut
Joined: 2013-07-17- 12:13:36
Posts: 250
Location: Nederland

It'll be uploaded tonight.

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My opinions and views expressed here are solely my own.
 Subject :Re:Cisco IP Phone Compatability.. 2013-09-26- 02:12:35 
N4TTY
Member
Joined: 2013-03-15- 09:05:17
Posts: 31
Location: Stone Mountain, GA
Can you point us to the document? I haven't found it on my own, or maybe it isn't there yet.
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