Gartner Research

Leverage These Six Best Practices When Choosing U.S. SIP Trunk Providers

Published: 30 June 2016

ID: G00304220

Analyst(s): Danellie Young , Ted Corbett


Enterprise I&O leaders upgrading legacy voice solutions find complex differences between provider offers. To optimize choosing U.S. Session Initiation Protocol (SIP) trunk providers, enterprise customers should leverage these best practices.

Table Of Contents
  • Key Challenges


  • U.S. Enterprise SIP Use-Case Scenario


  • Demand Price Quotations in a Template Format to Capture Prices and Feature Details
  • Selectively Employ Lower-Priced SIP Trunks Using Best Effort End-to-End Networks, Especially for High-Cost International and Internal Traffic
  • Leverage Enterprisewide WAN Spending to Attain the Best SIP Trunk Price
  • Require SIP-Trunk-Specific Annual Rate Review Clauses Within Multiyear Contractual Agreements
  • Continue to Use Legacy Voice When and Where Necessary
  • Deploy SIP Trunking With Low-Risk Pilots and Replicate Working Models Across the Enterprise

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