We are pleased to release the new firmware version 30.10.0.75 forย S-Series VoIP PBX, versionย 81.8.0.93ย forย Cloud PBX, and version 80.4.0.51 forย K2 IP PBX. The new firmware includes the free QueueMetrics Integration App for S-Series PBX, along with some bug fixes for better performance.ย We recommend you update the firmware as soon as possible.
Whatโs New
S-Series VoIP PBX
Auto Provisioning
The version of the pre-installed Auto Provisioning App is 1.7.4.
QueueMetrics Integration
The Queue Metrics Integration App is free, no more license from Yeastar is needed.
Bug Fixes
- Fixed the issue that the SIP trunk advanced settings would be lost after upgrading the PBX.
- Fixed the Allow Mode for SIP Forking issue: If Allow Mode for SIP Forking setting was enabled, a system hang would occur when a ring group member performed a blind transfer to another user.
- Fixed the Backup and Restore issue: The SIP trunk Outbound Parameters settings would be lost after restoring configurations from a backup file.
- Fixed the Linkus Cloud Service issue: There was no audio on both parties for the outbound call that was made from Linkus client.
Cloud PBX
Bug Fixes
- Fixed the issue that the SIP trunk advanced settings would be lost after upgrading the PBX.
- Fixed the Allow Mode for SIP Forking issue: If Allow Mode for SIP Forking setting was enabled, a system hang would occur when a ring group member performed a blind transfer to another user.
- Fixed registration issue on SIP trunk: PBX IP might be blocked by the VoIP provider if PBX sent a mass of REGISTER packets to retry register SIP trunk after the first registration failure.
K2 IP PBX
Bug Fixes
- Fixed the issue that the SIP trunk advanced settings would be lost after upgrading the PBX.
- Fixed the Allow Mode for SIP Forking issue: If Allow Mode for SIP Forking setting was enabled, a system hang would occur when a ring group member performed a blind transfer to another user.
- Fixed the Backup and Restore issue: The SIP trunk Outbound Parameters settings would be lost after restoring configurations from a backup file.
How to Upgrade
- S-Series VoIP PBX:ย You can check for the new upgrade in your S-Series VoIP PBX web interface.
- Cloud PBX:ย Please check for the new version in the web interface or contact your service provider to upgrade the system.
- K2 IP PBX:ย Please download the new firmwareย here.
For more info and details, please refer to the release notes forย S-Series VoIP PBX,ย Cloud PBX, andย K2 IP PBX.
Learn more about Uponย here!




