aspg-3-807-1791417656 20261008000056 American Scientific Publishing Group admin@americaspg.com American Scientific Publishing Group Fusion: Practice and Applications FPA 2770-0070 2692-4048 2021 6 1 O. Aguilar Dowins University of Computer Sciences, Havana, CUBA Omar M. Cornelio University of Computer Sciences, Cuba At present, every industry or company that wishes to improve efficiency in carrying out its social role needs to use the technological tools at its disposal, an example of this is computer networks, which is the set of computers interconnected with each other and that have resources shared. This document describes the implementation of a wired network in the telecommunications company SERTOD. This company had a network with obsolete equipment, it also had areas where the product network did not reach the remodeling and expansion of the company. A new network was designed following a series of steps well defined by the bibliographies for the implementation of wired networks, A market study was carried out to analyze the costs of the equipment to be used and to choose carefully in terms of cost and quality. A proposal was obtained for the new network to be implemented in the SETOD company. 2021 26 31 807 https://creativecommons.org/licenses/by/4.0/ 10.54216/FPA.060101 https://www.americaspg.com/journal/3/article/807 https://www.americaspg.com/storage/7432.pdf