Changes in |csit-release|
-------------------------
+#. TEST FRAMEWORK
+
+ - **Upgrade to Ubuntu 20.04 LTS**: Re-installed base operating system
+ to Ubuntu 20.04.2 LTS. Upgrade included also baseline Docker
+ containers used for spawning topology.
+
+ - **CSIT test environment** version has been updated to ver. 7, see
+ :ref:`test_environment_versioning`.
+
#. DPDK RELEASE VERSION CHANGE
- |csit-release| tested |dpdk-release|, as used by |vpp-release|.