Titlebook: Computer Communications and Networks; John R. Freer Book 1988 J R Freer 1988 Counter.LAN.Modem.Modulation.Multiplexer.Switching.analog.com

HALL

Stable-Angina

Modern Approaches in Geophysics at high speed over long distances first made remote computer terminals possible and later led to distributed data processing. The needs of distributed data processing systems with satellite processors determined the architecture of many communications networks.

prosthesis

abracadabra

施舍

rofession should be familiar. Computer communications and networks is an introduction to communications technology and system design for practising and aspiring computer professionals. The subject is described from the computer system designer‘s point of view rather than from the communications engi

prodrome

bronchodilator

REIGN

Communications media,t. When designing a communications network it is therefore necessary to give much thought to the selection of the combination of data transmission media used and the cost change trends which are always present.

权宜之计

LUMEN

Manuel González,Antonio Martínez-Abejóns chapter is concerned with security threats which arise when the computer is connected to external terminals or peripherals and to communications networks which provide remote access or file transfers with other computers. Computer and communications security are considered in greater detail in reference 11.1.