Activate Yeastar K2 IPPBX System

After installing the Yeastar K2 Software, you can try out all the PBX features free without time limit. However, the inactivated PBX has a limit on the number of extensions, concurrent calls, VoIP trunks, ring groups, etc. Contact Yeastar to buy the license according to how many extensions, concurrent calls, and other features you need on the PBX.

Limitation of an inactivated Yeastar K2 IPPBX

Table 1.
Feature Max number
Extension 10
Concurrent call 5
Trunk 1
Ring Group 1
RingGroup Member 1
Queue 1
Queue Member 1
Conference 1
Conference Member 1
Pickup Group 1
Paging/Intercom 1
Paging/Intercom Member 1
Speed Dial 1
Callback 1
DISA 1
Inbound Routes 1
Outbound Routes 1
SLA 1
Time Condition 1
Holiday 1
IVR 1
Blackllist/Whitelist 1
PIN List 1
PIN List Number 1

Activation methods

Method Environment Description
Online activation PBX can access to the internet Keep your PBX connected to the internet to access the Yeastar activation server.
Offline activation PBX cannot access to the internet

To secure your phone system, you may install a Yeastar K2 IPPBX that has no ability to access the Internet. In this scenario, Yeastar will provide a USB license key to help you activate your PBX.

Note: The USB key is programmed with your required PBX capacity, and can be used for one device only.
Important: If you reinstall your PBX, you need to contact Yeastar to get a new license, and reactivate your PBX.

Activate Yeastar K2 IPPBX online

  1. Log in the PBX web interface, go to Maintenance > Activation, Click Activate.
  2. Enter your license in the License field, click Activate.

  3. Click OK and reboot the PBX to take effect.
Note: After activating the PBX, keep your PBX connected to the Internet, or the PBX will be detected as an abnormal device.

Activate Yeastar K2 IPPBX offline (USB Key)

  1. Connect the USB Key to your computer where the Yeastar K2 IPPBX is installed.
  2. Log in the PBX web interface, go to Maintenance > Activation, click Activate.
  3. Enter your license in the License field, click Activate.

  4. Click OK and reboot the PBX to take effect.
Note: After activating the PBX, keep the USB Key connected to the PBX, or the PBX will be detected as activation abnormality.