Steel-Belted Radius Carrier 7.2.x Installation Guide > Migrating to SSR from SBR/HA 5.5

Migrating to SSR from SBR/HA 5.5

This chapter documents the recommended procedure to replace a SBR/HA Release 5.5 cluster with a Steel-Belted Radius (SBR) Carrier Session State Register (SSR) cluster, reuse the SBR/HA Release 5.5 servers, and perform the migration with minimal downtime and service disruptions. These topics are in this chapter:

• Cluster Migration Strategy
• Cluster Migration Workflow
• Creating a Transition Server
• Installing the Cluster
• Removing the Transition Server from Service
• Cleaning the Transition Server