Register MicroSIP Soft Phone with Yeastar K2 IPPBX
This guide is based on the MicroSIP v3.17.3 and Yeastar K2 IPPBX .
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Launch MicroSIP, go to , configure the account settings.

- Account Name: Set the name that you want to appear on the soft phone screen.
- SIP Server: Enter the domain of your PBX.
- User: Enter the extension number.
- Domain: Enter the domain of your PBX.
- Password: Enter the extension's Registration Password.
- Display Name: Set the name you want to appear on the other phone's screen when calling out.
- Transport: Choose the same protocol of the PBX. The default protocol on PBX is UDP.
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Click Save.
If the extension is registered, you can see the status shows as below.

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Go to , enable G729 and iLBC codecs.
Note: G729 and iLBC are the default enabled codecs on the PBX. To ensure the call is normal, you need to enable the G729 or iLBC codec on the soft phone.

- Click Save.