The device agent is not changing the host name/IP address information on its own. It is the MobiControl Deployment server that is sending what it believes is the correct address information to the device and asking the Device Agent to update its address information. When a device connects to a server, the server sends the device what it believes to be the addresses of MobiControl Deployment Servers. The MobiControl device agent then stores the server address information it receives and overwrites the previously configured address information. To make changes to host name/IP information stick you need to configure the changes to this information using MobiControl Manager. You can do this as follows: 1) In MobiControl Manager go to the Deployment Servers tab. 2) Right click the icon of the Deployment Server whose address information you want to change and select the Server Properties menu item. 3) On the Server Properties dialog, set the host name/IP address information as needed in the