To upgrade VMware Telco Cloud Service Assurance through VMware Telco Cloud Automation, you must upgrade three CNFs.

Prerequisites

Before you upgrade the CNFs, ensure that you run the installer scripts within the Deployment Container and push artifacts to the registry. 
root [ ~/tcx-deployer/scripts ]# python3 tcx_install.zip initialize-all-and-push-artifacts --initialize-cluster --cloud tca --product tcsa --kubeconfig /root/.kube/tca-test --artifacts-path /root/tcx-deployer --registry-url <your-registry-url> --registry-username <your-registry-username> --registry-password <your-registry-password> --registry-ca-certs /root/tcx-deployer/haas-wgt1-97-120.eng.vmware.com.crt
Upgrade the three CNFs in the following order:
  1. Upgrade tcsa init CNF.
  2. Upgrade admin operator CNF.
  3. Upgrade tcsa CNF.