[2] Mobile VPNs are used in environments where workers need to keep application sessions open at all times, throughout the working day, as they connect via various wireless networks, encounter gaps in coverage, or suspend-and-resume their devices to preserve battery life.
A conventional VPN cannot survive such events because the network tunnel is disrupted, causing applications to disconnect, time out,[1] fail, or even the computing device itself to crash.
[3] Mobile VPNs are commonly used in public safety, home care, hospital settings, field service management, utilities and other industries.
In a mobile environment, the endpoint changes constantly (for instance, as users roam between different cellular networks or Wi-Fi access points).
A mobile VPN maintains a virtual connection to the application at all times as the endpoint changes, handling the necessary network logins in a manner transparent to the user.