B.com "Connector" give you all your scpres from your b.com account. You don't need to go extra to your b.com extranet. You ca check your b.com score in myRent. It will give you an idea of your b.com status.
To find the b.com connector you need to go to Setting-Channel manager - B2B-Connector
*IMPORTANT: Connector function works ONLY for B.com and no other OTA's (they don't have technical possibility)
After you clicked on search it will appear all properties connected to b.com