Unified Communication na protokolu SIP

Abstract

This bachelor’s essay is focused on voice transmission and processing systems. It analyses one Open Source and two commercial products. The analysed products are Alcatel Lucent OmniPCX Enterprise R9.0 Release Description, Cisco Unified Call Manager 7.1 a Asterisk 1.6. The main aim is to produce a functional configuration between an Astrisk and Alcaltel telephone exchange using E1 connection combined with QSIG signalling. This is followed by configuration of the Astrisk telephone exchange with the two commercial systems using the SIP. The intention is to verify a compatibility of the above mentioned products by creating a functional connection. A detailed documentation of the process is also provided. The essay is concluded by verification of the full functionality of the voice transmission and processing systems when configured with the SIP.