Step 1 : Create the User Device Profile under Device->Device Profile and assigne the Loggin User ID
Step 2: Create a Logout Profile or use the device current settings (auto generated Device Profile)
Step 3: Locate the URL for E, go to support->Cisco unified CallMAnager -> Maintain and operate ->choose the right release (7.0) -> Features and service Guides-> Extension Mobility Section->Crtl+f http://
Step 4: Create the Service Parameter for EM
Step 5: Subscribe phones to EM
Step 6: Assign the UDP to the end User