Release notes > VBUC Phone Firmware
Release dates: Q4 2024
Please refer to tables below for release notes for firmware updates for specific phone models.
* Dates subject to change.
| Vendor | Model | Firmware version | Release Notes | Start firmware rollout * | Firmware rollout completed * |
| Mitel | 6800, 6900, 6900W | 6.4 sp2 | 6.4 sp2 release notes | November 4, 2024 | November 18, 2024 |
| Avaya | J100 series | 4.1.5 | 4.1.5 release notes | November 4, 2024 | November 18, 2024 |
| Yealink | T34W | 124.86.25.6 | T3 firmware release notes | November 4, 2024 | November 18, 2024 |
| Poly | Edge series | 8.2.2 | 8.2.2 release notes | November 4, 2024 | November 18, 2024 |