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Business Connect 25.1 phone firmware updates
Business Connect 25.1 phone firmware updates
Phone firmware updates for Cisco and Yealink models
Firmware updates for the phones listed below are subject to change.
Firmware updates for Cisco models
Vendor
Model
Firmware version
Release notes
Start date of rollout*
Completion date of rollout*
Cisco
6800, 7800, 8800 series
12.0.4SR1
Cisco 12.0.4SR1 release notes
February 3, 2025
February 9, 2025
*Firmware start dates and completion dates are subject to change and may vary based on the number of devices to be upgraded.
Firmware updates for Yealink models
Vendor
Model
Firmware version
Release notes
Start date of rollout*
Completion date of rollout*
Yealink
T33G, T34W
124.86.25.7
Coming soon
February 3, 2025
February 9, 2025
Yealink
T43U, T46U, T48U
108.86.25.15
Coming soon
February 3, 2025
February 9, 2025
Yealink
T53W, T54W, T57W
96.86.25.13
Coming soon
February 3, 2025
February 9, 2025
*Firmware start dates and completion dates are subject to change and may vary based on the number of devices to be upgraded.
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