IBM Network Control Program

This article is about the IBM Network Control Program software. For the ARPANET Network Control Program, see Network Control Program (ARPANET).

The IBM Network Control Program, or NCP, was software that ran on a 37xx communications controller and managed communication with remote devices. NCP provided services comparable to the data link layer and Network Layer functions in the OSI model of a Wide area network.[1]

  1. ^ Microsoft. "SNA Functional Layers". Retrieved Sep 7, 2012.