Computer networking technology — A state of the art review

Review of computer networking technology

“…and/or terminals together with communications facilities [2] Resource sharing in a computer network refers to the sharing among network participants of computer resources, including hardware, software, and data files. The Concentrators and multiplexers will, however, be considered as specific network components, and at least one network making extensive use of concentrators, along with more sophisticated switching computers, will be discussed at length.…”

“…(1) extensive revisions and additions to the host system may be required; (2) substantial overhead in the host computer may be required to perform these functions; (3) transportability is minimal or non-existant except to computers with identical operating systems.…”

“…(1) two controllers may be required--the standard host controller plus the front-end computer; 33 (2) the host computer's network interaction is limited to that supported by existing host communications hardware and software.…”

“…To establish full duplex channels, two (2) dial up telephone lines were used to form a single communications channel, thus giving each CC a maximum of four (4) full duplex channels.…”