You maintain certification as you pass through subnets. No one can pipe into the data stream. The secure authentication feature means only authorized users can log into NetMotion services. A wireless local area network. WLANs are generally privately owned, wireless systems that are deployed in a corporation, warehouse, hospital, or educational campus setting.
Data rates are high and there are no per-packet charges for data transmission.
WWANs are generally publicly shared data networks designed to provide coverage in metropolitan areas and along traffic corridors. WWANs are owned by a service provider or carrier. Data rates are low and charges are based on usage. Specialized applications are characteristically designed around short, burst messaging. The capacity depends on the connection usage per user.