Diseño de implementación de un sistema de comunicaciones unificadas para una empresa integrando dos centrales telefónicas a través de troncales SIP

摘要

The project presented below aims at implementing a unified communications system, which is integrated via SIP trunks to a telephone exchange in production. Thus, the solution comprises a set of virtual servers connected by Cisco router to the central Nortel-Avaya system providing an output to the network and the conventional cellular respectively.Specifically, the project provides users with a full portfolio of communication services such as voice, instant messaging, presence, conferencing, corporate directory inquiries, conference, video call, instant messaging, file sharing, desktop sharing through an agent named Cisco Jabber, software available in both mobile and fixed devices thus providing, high availability to the user.In short, the main advantage of this solution is the transport of voice, video and data used for this, the corporate network. This method as such, reduces operating costs and in turn, the company provides a range of communications options that integrate business processes with which the end user can communicate so much more quickly and efficiently.