What's New in This Guide

This section lists the documentation updates for release 25.2.2xx.

Release 25.2.201- G52536-01, April 2026

Generic Updates

• Added the System Under Test (SUT) acronym in the Acronyms section.
• Updated the cnDBTier version in the System Software section.
• Updated the NRF version test constraint, Average HTTP Request Packet Size, Average HTTP Response Packet Size, and Average size of NF Profiles in the Software Test Constraints section.
• Updated the CNE common services versions in the Observability Services section.
• Updated the CNE services names in the CNE Common Services section.
• Updated the images for singleset and multiset topology in the Single Set Test Topology and Multiset Test Topology (NRF Growth) sections.

Benchmark Testing Updates

• Updated the NRF Features section.
• Updated the following sections in the Observations for 51.6K TPS chapter:
  • Service Operations
  • cnDBTier Resource Requirements per NRF Deployment
  • NF Subscription Count
  • Call-Mix
  • NF Count Per NF Types
  • Discovery TPS per NfType and Number of Profiles in Response
  • Test Observations
  • NRF Resource Utilization
  • cnDBTier Services Resource Utilization
  • Latency Observations
  • Removed the "NRF Configuration" section as it has redundant information and added a note for the following features to use the recommended values as suggested in the configuration in the NRF Features section:
    • Overload Control

    • Pod Protection Support for NRF Subscription Microservice

    • Ingress Gateway Pod Protection Using Rate Limiting
    • Egress Gateway Pod Protection Using Rate Limiting