1-AddSQLServerAlias.ps1

<#
.EXAMPLE
    This example shows how to ensure that the SQL Alias
    SQLDSC* exists with Named Pipes or TCP.
#>

Configuration Example
{
    param(
        [Parameter(Mandatory = $true)]
        [PSCredential]
        $SysAdminAccount
    )

    Import-DscResource -ModuleName xSqlServer

    node localhost {
        xSQLServerAlias Add_SqlAlias_TCP
        {
            Ensure = 'Present'
            Name = 'SQLDSC-TCP'
            ServerName = "SQLServer\DSC"
            Protocol = 'TCP'
            TcpPort = 1777
            PsDscRunAsCredential = $SysAdminAccount
        }

        xSQLServerAlias Add_SqlAlias_TCPUseDynamicTcpPort
        {
            Ensure = 'Present'
            Name = 'SQLDSC-DYN'
            ServerName = "SQLServer\DSC"
            Protocol = 'TCP'
            UseDynamicTcpPort = $true
            PsDscRunAsCredential = $SysAdminAccount
        }

        xSQLServerAlias Add_SqlAlias_NP
        {
            Ensure = 'Present'
            Name = 'SQLDSC-NP'
            ServerName = "\\sqlnode\PIPE\sql\query"
            Protocol = 'NP'
            PsDscRunAsCredential = $SysAdminAccount
        }
    }
}