ANapplicatioNs programmiNg iNterface (API) which activates Network operatioNs oNIBM PC compatibles ruNNiNg uNder Microsoft' s DOS. It is a set of Network commaNds that the applicatioN program issues iN order to traNsmit aNd receive data to aNother host oN the Network. The commaNds are iNterpreted by a Network coNtrol program or {Network operatiNg system} that is NetBIOS compatible. See NetBOLLIX.