Figure 68: Google Service: Create New Credential; Figure 69: Google Service: Oauth2.0 Login - Grandstream Networks UCM6510 User Manual

2. Enable Calendar API from API Library.
3. Click "Credentials" on the left drop down menu to create new OAuth2.0 login credentials.

Figure 68: Google Service: Create new credential

4. Use the newly created login credential to fill in "OAuth2.0 Client ID" and "OAuth2.0 Client Secret".
5. Click "Get Authentication Code" to obtain authentication code from Google Service.

Figure 69: Google Service: OAuth2.0 login

6. Now UCM6510 is connected with Google Service.
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UCM6510 IP PBX User Manual