windows-xp/Source/XPSP1/NT/com/mobile/sens/conn/idl/api.acf

interface SensApi
{
    [comm_status, fault_status] RPC_IsNetworkAlive();

    [comm_status, fault_status] RPC_IsDestinationReachableW();

    [comm_status, fault_status] RPC_IsDestinationReachableA();
}