[VoiceOps] ADT Alarms Special Dialing?

[Paul Timmins]

On 08/10/2015 06:36 PM, Colton Conor wrote:
> Paul,
>
> So is this just a limitation of Adtran's implementation of SIP on the 
> 5000, or are all MSAN's from Vendors like Calix, Zhone, and ALU the 
> same way?
>

Specific to the 5k. We have some older Zhone equipment that does T.38 
and RFC-2833 and mid call re-invites just fine. It crashes the web 
interface hard when we try an MLT, but such is life.

-Paul