[cisco-voip] E20 Registration to CUCM 7.1.5

[Ted Nugent]

>From the thread below make sure you're running the correct version on the
E20


>From CUCM 8.5 - E20 may register as native device.

CUCM 6.1, 7.0.1 - E20 may register as 3rd party device.

 E20 have two soft release:

TE 2x use for register as 3rd party device

TE 4x use for register as native.

https://supportforums.cisco.com/thread/2094064






On Mon, Aug 20, 2012 at 4:09 PM, Ruben Trujillo <rtrujill at adobe.com> wrote:

> Hello,****
>
> ** **
>
> I’m trying to get a Cisco E20 to register to CUCM 7.1.5 but I’m not having
> very much success.  I have it configured as a 3rd party SIP device in CM
> with digest credentials and I’ve added the same authentication on the E20
> itself along with URI and display name.  I’ve compared these setting
> against other 3rd party SIP devices that I’ve successfully registered
> (Bria) and it matches yet still no successful registration.  I get the
> error “Call service is unavailable”  with a reason of “Failed to send”.
> The E20 is running on firmware version 4.1.1.273710.****
>
> ** **
>
> Thanks,****
>
> Ruben****
>
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>
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