/mcpPurpose Command or Action Activate Extension Mobility Services, on page 405 Step 2 Configure the extension mobility IP phone service to which users can later subscribe to access extension mobility. Configure the Cisco Extension Mobility Phone Service, on page 406 Step 3 Configure an extension mobility device profile. This profile acts as a virtual device that maps Create an Extension Mobility Device Profile for Users, on page 407 Step 4 onto a physical device when a user logs in to extension mobility. The physical device takes on the characteristics in this profile. Associate a device profile to users so that they can access their settings from a different phone. Associate a Device Profile to a User, on page 407 Step 5 You associate a user device profile to a user in the same way that you associate a physical device. Subscribe IP phones and device profiles to the extension mobility service so that users can log in, use, and log out of extension mobility. Subscribe to Extension Mobility, on page 408 Step 6 To allow users to change their PINs on their phones, you must configure the change Configure the Change Credential IP Phone Service, on page 408 Step 7 credential Cisco Unified IP Phone service and associate the user, the device profile, or the IP phone with the change credential phone service. If you want to modify the behavior of extension mobility, configure the service parameters. (Optional) Configure Service Parameters for Extension Mobility, on page 409 Step 8 Activate Extension Mobility Services Procedure Step 1 From Cisco Unified Serviceability, choose Tools > Service Activation. Step 2 From the Server drop-down list, choose the requried node. Step 3 Activate the following services: a) Cisco CallManager b) Cisco Tftp c) Cisco Extension Mobility d) ILS Service Note You must choose publisher node to activate the ILS services. Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 405 Receiving Calls Activate Extension Mobility Services