As enterprises continue to migrate from legacy phone systems to IP-based platforms, IT leaders are commonly taking on new responsibilities for telecom services. While network management expertise is essential to VoIP planning, traditional traffic engineering fundamentals are still necessary when it comes to estimating the number of required phone lines for a facility. IT leaders should leverage proven traffic analysis methods to determine the optimal number of voice trunks to provision.

Understanding Trunking Options

Despite the continued shift towards on-premise IP Telephony, service availability and performance requirements still dictate conventional connectivity to the Public Switched Telephone Network (PSTN) for the majority of enterprises. Enterprises today have the following interface options when it comes to PSTN connectivity:

Related Content

Hide Details

Search Code: 9848
Published: July 23, 2009
Last Revised: April 30, 2012


Get Access

Get Instant Access
To unlock the full content, please fill out our simple form and receive instant access.
Visit our COVID-19 Resource Center and our Cost Management Center
Over 100 analysts waiting to take your call right now: 1-519-432-3550 x2019