Dec 17, 2025 · Learn how to enable or disable the shared memory protocol, which clients can use to connect to a SQL Server instance running on the same computer.

Feb 3, 2026 · The shared memory protocol is typically used for connections on the same machine, offering fast communication between SQL Server and client applications. Here’s a step-by-step guide …

Jan 11, 2016 · A: The Shared Memory protocol does not require any configuration and it provides a very high speed connection but it can only be used when you are connecting to a SQL Server instance …

Dec 15, 2025 · Use the Protocol page on the Shared Memory Properties dialog box to enable or disable the shared memory protocol. Shared memory is the simplest protocol to use and has no configurable …

May 5, 2020 · In the Configuration Manager, when we navigate to the SQL Server Network Configuration -> Protocols for <SQL Server Instance>, we notice that TCP/IP and Named Pipes are …

Jun 14, 2016 · SQL Server Shared Memory protocol is used by clients to connect to the SQL Server instance that is running on the same machine. SQL Server Shared Memory protocol is the simplest …

Mar 9, 2017 · You can enforce the client to use a specific protocol by modifying the connection string, as per How to use the server name parameter in a connection string to specify the client network library, …

Aug 27, 2025 · Learn various ways of configuring the protocols that client applications use in SQL Server. Supported protocols include TCP/IP, named pipes, and shared memory.

If you encounter authentication issues connecting to your SQL Server, you must ensure that "Shared Memory protocol" is enabled in SQL Server Configuration Manager.

Connections to Microsoft SQL Server from a client running on the same computer use the shared memory protocol. Shared memory has no configurable properties. Shared memory is always tried …