Configuration file created for iPhone and iPod touch devices; contains device setup information, such as password policies, access permissions, and proxy connection information, as well as VPN, email, and calendar settings; commonly used for deploying and registering Apple device configurations within enterprise networks.
MOBILECONFIG files are typically hosted by a remote profile service, which communicates with the Apple device to configure and register it. When transmitted, MOBILECONFIG files can be digitally signed so that the information is sent securely.
Mobile configuration files can be used to manage and deploy settings to a large number of devices. They can be created by the iPhone Configuration Utility, which is available for both Mac and Windows platforms.