How to Rename SQL Server Network Name (Virtual Server Name) in SQL Server 2019 Failover Cluster Instance (FCI).
In SQL Server Failover Cluster Instance (FCI), the SQL Server Network Name (also called the Virtual Server Name) is what applications and users use to connect. Sometimes, we may need to rename to match new naming standards or after a migration. This blog explains the recommended way to rename the SQL Server Network Name in SQL Server 2019 FCI, along with key points to check after the change. Environment details: Component Name Version Purpose Node 1 sql01-chn.corp.local Windows Server 2019 First cluster server Node 2 sql02-chn.corp.local Windows Server 2019 Second cluster server Cluster Name WINSQLPRD01 Windows failover cluster name SQL Network Name Before: CHNSQLVS01-MIG After: CHNSQLVS01 SQL Server 2019 Name used by applications to connect ...