/mcpRestriction Feature Although you can add users to the Standard EM authentication proxy rights user group, those users are not authorized to authenticate by proxy. User Group The service parameter Remember the Last User Logged In is applicable only for default Extension Mobility service URL or the Extension Mobility service URL with loginType as UID. Remember the Last User Logged In Extension Mobility Troubleshooting Troubleshoot Extension Mobility Procedure • Configure the Cisco Extension Mobility trace directory and enable debug tracing by performing the following steps: a) From Cisco Unified Serviceability, choose Trace > Trace Configuration. b) From the Servers drop-down list, select a server. c) From the Configured Services drop-down-list, select Cisco Extension Mobility. • Make sure that you entered the correct URL for the Cisco Extension Mobility service. Remember that the URL is case sensitive. • Check that you have thoroughly and correctly performed all the configuration procedures. • If a problem occurs with authentication of a Cisco Extension Mobility user, go to the user pages and verify the PIN. Authentication Error Problem “Error 201 Authentication Error” appears on the phone. Solution The user should check that the correct user ID and PIN were entered; the user should check with the system administrator that the user ID and PIN are correct. Blank User ID or PIN Problem “Error 202 Blank User ID or PIN” appears on the phone. Solution Enter a valid user ID and PIN. Busy Please Try Again Problem “Error 26 Busy Please Try Again” appears on the phone. Solution Check whether the number of concurrent login and logout requests is greater than the Maximum Concurrent requests service parameter. If so, lower the number of concurrent requests. Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 416 Receiving Calls Extension Mobility Troubleshooting