- Multi-Instancing in SQL Server 2000 allows running separate instances of SQL Server on the same machine for cost effectiveness, security isolation, and server consolidation. Each instance can be configured independently and run different versions of SQL Server. - Key benefits include application hosting, outsourcing resources, testing environments, and failover clustering support. However, some limitations include only 16 instances per machine and inability to rename instances.

1. Multi-Instancing in Microsoft SQL Server 2000 Jyothi Pai SQL Server Support Microsoft Corporation

15. How Can They Be Installed?

16. Directory Structure Tools Default Instance Instance1- Bin/Data

19. Network Connectivity Table Not supported for named instances Banyan Not supported for named instances AppleTalk Instance name needs to be selected on local computer Shared memory Instance specific port into ListenOn key during setup. Setup enumerates existing instances and picks next available port. Port 33854 reserved for default instance Novell Not supported for named instances Multiprotocol Machine_Name , Port ( 1433 for default, next available for each additional named instance ) TCP/IP .ipeSSQL$ Instance_Name qluery (Local) Machine_Name ipeSSQL$ Instance_Name qluery Named pipes ListenOn entry Network libraries

22. Port Assignment Diagram Default TCP 1433 Inst1 TCP 1500 Inst2 TCP 1600 UDP 1434 Client1 Client2 Passive Server List Inst 1 Inst 2 KeepAlive Join Join KeepAlive