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A private branch exchange (PBX) cabinet is a metal housing designed to hold the electronic components that make the PBX work. Each cabinet contains one or more shelves, or carriers with slots. Each shelf in the PBX accepts a certain number of circuit boards. There are different types of circuit boards within a PBX, including the following | www.cisco.com 2000 Cisco Systems Inc. Networking- 791-1 Module Objectives Upon completion of this chapter you will be able to Describe typical PBX network applications Identify the types of signaling used in PBX networks Define the proprietary PBX protocols from Lucent Nortel Identify design issues related with integrating PBX traffic over data networks for both Lucent and Nortel PBXs Designing Voice over Data PBX Integration with Data Networks www.cisco.com 2000 Cisco Systems Inc. r tw ing-791-2 Upon completion of this chapter you will be able to Describe typical PBX network applications Identify the types of signaling used in PBX networks Define the proprietary PBX protocols from Lucent Nortel Identify design issues related with integrating PBX-traffic over data networks for both Lucent and Nortel PBXs Designing Voice over Data PBX Integration with Data Networks Copyright 1999 Cisco Systems Inc. 2-2 Module Content I. PBX Review II. PBX Signaling A. Analog B. Digital III. General Design Implications Designing Voice over Data PBX Integration with Data Networks WWW.CiSCO.COm 2000 Cisco Systems Inc. -791-3 More specifically this module focuses on a review of PBX. Designing Voice over Data PBX Integration with Data Networks Copyright 1999 Cisco Systems Inc. .
