Fusion: Practice and Applications FPA 2692-4048 2770-0070 10.54216/FPA https://www.americaspg.com/journals/show/807 2018 2018 University of Computer Sciences, Havana, CUBA O. Aguilar Dowins University of Computer Sciences, Cuba Omar M. Cornelio 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 2021 26 31 10.54216/FPA.060101 https://www.americaspg.com/articleinfo/3/show/807