i also have this problem, we can register but service not running well, the reason are on the android on difference smart phone models not in same mechanism although in same version, i have tried with higher spec like sony Z1 the problem same call service not running well.
so its not only depend with your smartphone hardware, but also depend on andoid mechanism unfortunately we cant control the android mechanism, we only can trial to know which phone support the jabber for android
Cisco Proximity 2.0.8 includes some changes to the Windows installation package to facilitate mass deployment. None of these changes break backwards compatibility. The changes are these added msi properties:
LAUNCHPROXIMITY (Default: 1)
If set to 0, pr...
Cisco Proximity Troubleshooting Guide
Cisco Proximity is a technology that allows the user to control an endpoint, receive content (presentation) directly onto a mobile device and share content wirelessly from a PC or MAC client, the...