
IP Telephony network engineering overview
In the early days of local area networking, network designers used hubs to attach servers and workstations, and routers to segment the network into manageable pieces. Because of the high cost of router interfaces and the inherent limitations of
This section contains network design recommendations in the following topics:
●Overview
●Voice quality
●Best practices
●Common issues
Overview
Industry best practices dictate that a network be designed with consideration of the following factors:
●Reliability and redundancy
●Scalability
●Manageability
●Bandwidth
Voice mandates consideration of the following additional factors when designing a network:
●Delay
●Jitter
●Loss
●Duplex