/mcpStep 3 Under Extension Mobility, locate the device profile that you created and move it from Available Profiles to Controlled Profiles. Step 4 Check the Home Cluster check box. Step 5 Click Save. Subscribe to Extension Mobility Subscribe IP phones and device profiles to the extension mobility service so that users can log in, use, and log out of extension mobility. Procedure Step 1 Perform one of the following tasks from Cisco Unified CM Administration: • Choose Device > Phone, specify search criteria, click Find, and choose a phone which users will use for extension mobility. • Choose Device > Device Settings > Device Profile, specify search criteria, click Find, and choose the device profile that you created. Step 2 From the Related Links drop-down list, choose Subscribe/Unsubscribe Services, and then click Go. Step 3 From the Select a Service drop-down list, choose the Extension Mobility service. Step 4 Click Next. Step 5 Click Subscribe. Step 6 Click Save and close the popup window. Configure the Change Credential IP Phone Service To allow users to change their PINs on their phones, you must configure the change credential Cisco Unified IP Phone service and associate the user, the device profile, or the IP phone with the change credential phone service. Procedure Step 1 From Cisco Unified CM Administration, choose Device > Device Settings > Phone Services. Step 2 Click Add New. Step 3 In the Service Name field, enter Change Credential. Step 4 In the Service URL field, enter the following value, where server designates the server where the Change Credential IP phone service runs: http://server:8080/changecredential/ChangeCredentialServlet?device=#DEVICENAME# Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 408 Receiving Calls Subscribe to Extension Mobility