You want to synchronize the Tasks from Lotus Notes to C4C
SAP Cloud for Customer
Create a Task in Lotus notes.
Click on the Task.
Then right click on Task and select Add task to SAP.
If auto sync is not enabled explicitly click on sync now.
Once sync is completed task will be visible in C4C and in lotus notes category for task will be set as SAP CRM.
KBA , LOD-CRM-GW-LN , Lotus Notes , How To