EXEC sys.sp_configure N'show advanced options', N'1' RECONFIGURE WITH OVERRIDE
GOEXEC sys.sp_configure N'user connections', N'1'
GORECONFIGURE WITH OVERRIDE
GOEXEC sys.sp_configure N'user connections', N'0'
GORECONFIGURE WITH OVERRIDE
GOEXEC sys.sp_configure N'show advanced options', N'0' RECONFIGURE WITH OVERRIDE
GO