PBX Systems for IP Telephony

<H3>Enterprise Communications Systems Today <h3>Evolution of the Digital PBX, 1975-2000 <h3>PBX Call Processing Design <H3>PBX Switch Network Design <H3>PBX Traffic Engineering Analysis <H3>PBX Common Equipment <h3>Introduction to IP-PBX Systems <H3> VoIP Standards and Specifications <H3>Converged IP-PBX System Design <H3>Client/Server IP-PBX System Design <h3>LAN/WAN Design Guidelines for VoIP <H3>PBX Cabling Guidelines <H3>PBX Voice Terminals <H3>PBX Networking <H3>PBX Systems Management and Administration <h3>Appendix 1: Call Processing Feature/Function Glossary <H3>Appendix 2: PBX Cost and Pricing Issues <h3>Appendix 3: An IP-PBX RFP Example <H3>Appendix 4: PBX System Feature & Function Matrices</H3>