It doesn't appear to be related to the proximity of a cell phone. I think it may have something to do with the phone losing connection with the PBX. I just wanted to see if others have seen (heard) ...
The Polycom VVX 1500 D business media phone is a simultaneous dual-stack (H.323 and Session Initiation Protocol) device. It targets large organizations with existing H.323 video systems that expect to ...
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