See the Cisco SPA2102/8000 Manual Reconfiguration Guide.
How do I flash a Yealink T4X G/S IP Phone?
See the Yealink T4x G & S Series Manual Reconfiguration Procedure Guide.
How do I flash a Polycom phone?
See the Polycom Manual Flash Procedure Guide.
How do I flash a Cisco SPA 500 IP Phone?
See the Cisco SPA 500 IP Phone Manual Reconfiguration Guide.
How do I flash a Cisco SPA 122 ATA?
See the Cisco SPA122 Manual Reconfiguration Guide.
What does aged status mean?
This means that the device has both registered and failed to register within the immediate time period. This is an in-between state before the device is declared to have lost registration.