Once you have the SIP credentials of your RingCentral account you can configure your M-series DECT base station (M300 / M700 / M900).
Example of a RingCentral SIP account
Open the Web User Interface of your base and navigate to the Servers section, and select "Add Server"
Navigate to the "Extensions" section and click Add extension
Referring to your RingCentral SIP account settings, enter the information into the following fields and select the IPEI of the handset you want to assign to this extension.
|Authentication User Name:||1111111111|
|Display Name:||This will display on the handset. Something like "Front Desk"|