The ongoing deployment of critical software updates for all system elements, including IP endpoints, call servers, and network devices, is an essential component of an effective IPT maintenance plan. This research note explores:
- The maintenance impact of the shift to software-based voice services.
- The scope of software updates required within an IPT deployment.
- Recommended steps for identifying, planning, and applying updates.
Enterprises should build a comprehensive software maintenance plan to protect against security threats to the voice services infrastructure.