Connectionless Environment for Network Drivers (NDIS 5.1)
Note NDIS 5. x has been deprecated and is superseded by NDIS 6. x. For new NDIS driver development, see Network Drivers Starting with Windows Vista. For information about porting NDIS 5. x drivers to NDIS 6. x, see Porting NDIS 5.x Drivers to NDIS 6.0.
The connectionless environment is the standard network driver environment for connectionless media, such as Ethernet and Token Ring. For a description of the drivers in this environment, see NDIS Drivers.
The following figure shows the NDIS environment for connectionless network drivers.