Gartner Research

Critical Capabilities for Corporate Telephony, 4Q15

Published: 12 October 2015

ID: G00271355

Analyst(s): Steve Blood , Sorell Slaymaker


While telephony is increasingly a subset of a broader unified communications strategy, IT planners should use this research to evaluate specific architecture and user requirements that justify continued investment in best-of-breed IP telephony solutions.

Table Of Contents

What You Need to Know


  • Critical Capabilities Use-Case Graphics
  • Vendors
    • ALE Alcatel-Lucent OmniPCX Enterprise
    • Avaya Aura Communication Manager
    • Cisco Unified Communications Manager
    • Huawei eSpace
    • Microsoft Skype for Business
    • Mitel MiVoice MX-ONE
    • NEC SV9500
    • Unify OpenScape Voice
  • Context
  • Product/Service Class Definition
  • Critical Capabilities Definition
    • Architecture
    • Telephony Feature Set
    • Scalability
    • Administration and Remote Support
    • PC and Mobile VoIP Clients
    • Mobility
    • UC Integration
    • Analog and Digital Device Support
    • Survivable Local Gateway
  • Use Cases
    • Centralized Architecture
    • Distributed Architecture
    • Ethernet-Less Environments
    • Deskphone-Less Environments
  • Vendors Added and Dropped
    • Added
    • Dropped

Inclusion Criteria

  • Critical Capabilities Rating

Gartner Recommended Reading

©2021 Gartner, Inc. and/or its affiliates. All rights reserved. Gartner is a registered trademark of Gartner, Inc. and its affiliates. This publication may not be reproduced or distributed in any form without Gartner’s prior written permission. It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact. While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such. Your access and use of this publication are governed by Gartner’s Usage Policy. Gartner prides itself on its reputation for independence and objectivity. Its research is produced independently by its research organization without input or influence from any third party. For further information, see Guiding Principles on Independence and Objectivity.

Already have a Gartner Account?

Purchase this Document

To purchase this document, you will need to register or sign in above

Become a client

Learn how to access this content as a Gartner client.