How to log in to a named instance of SQL Server (Command Prompt) From How to Install SQL Server 2000 previous page next page How To How to log in to a named instance of SQL Server (Command Prompt) To log in to a named instance of SQL Server From a command prompt, enter either: osql / U login_id /P password /S servername\instancename -or- isql/U login_id/P password /S servername\instancename previous page start next page