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This report looks closely at the transformative opportunities that are emerging as a result of the next generation of push-to-talk over LTE.


  • Land mobile radio is fast becoming a legacy technology. Enterprise managers should carefully consider a managed transition strategy to the next generation of push-to-talk solutions.

Features and Benefits

  • Assesses the future impact of disruptive technologies in the public safety sector.
  • Understand the challenges of driving change in a sector where lives depend on the availability of reliable services.

Key questions answered

  • How should government agencies prepare for changes in the use of land mobile radio?
  • What are the drivers for change?

Table of contents


  • Catalyst
  • Ovum view
  • Key messages


  • Recommendations for enterprises
  • Recommendations for vendors

LMR has served the industry well for almost a century, but it is becoming a legacy technology

  • There is a clear need for change
  • Contemporary work design is heading for a more integrated digital future

Commodity push-to-talk apps are already pointing to digital innovation opportunities

  • While the use of LMR is beginning to diminish, the push-to-talk protocol is growing in popularity
  • However, these apps have significant shortcomings when applied to a public safety work environment

The next generation of industry standards is providing a clear direction for future development

  • Taking a cross-industry approach to mission-critical standards
  • Enabling technology convergence (mission-critical core)
  • Supporting flexible workplaces
  • There is a fundamental requirement for quality of service (QoS) standards

Public safety agencies need a transition path based on architected solutions

  • Hybrid environments are likely to be a reality for the sector for quite some time
  • The key challenge will be to choose vendor partners who can help manage the transition

In times of emergency, network performance is crucial

  • As congestion increases, LTE networks are really put to the test
  • The Australian Productivity Commission has delivered its findings on maintaining network performance at times of emergency
  • Telstra LANES is an example of a solution that can provide the core network infrastructure necessary for the development of mission-critical LTE

Future directions

  • Next-generation push-to-talk requires a collaborative effort from key vendors
  • Public safety in the 21st century is about interconnectedness


  • Methodology
  • Further reading
  • Author

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