How to reattach connections 

Use

You can move connection anchor points at an object or to another object.

 

Procedure

       1.      Click on the desired connection.

       2.      Click on the anchor point of the object to which the connection is attached and hold the mouse button down.

       3.      Drag the connection to the anchor point of the desired object and release the mouse button.

 

Result

You can select another anchor point on the first object or on another object as long as a link using this connection is allowed by the method.