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Add-DbaAgListener

Mon Jan 13, 2020 9:08 am

NAME Add-DbaAgListener



SYNOPSIS

Adds a listener to an availability group on a SQL Server instance.





SYNTAX

Add-DbaAgListener [[-SqlInstance] <Sqlcollaborative.Dbatools.Parameter.DbaInstanceParameter[]>] [[-SqlCredential]

<Pscredential>] [[-AvailabilityGroup] <System.String[]>] [[-Name] <String>] [[-IPAddress]

<System.Net.IPAddress[]>] [[-SubnetIP] <System.Net.IPAddress[]>] [[-SubnetMask] <System.Net.IPAddress[]>] [[-Port]

<Int>] [-Dhcp <Switch>] [-Passthru <Switch>] [[-InputObject]

<Microsoft.SqlServer.Management.Smo.AvailabilityGroup[]>] [-EnableException <Switch>] [<CommonParameters>]





DESCRIPTION

Adds a listener to an availability group on a SQL Server instance.





PARAMETERS

-AvailabilityGroup [<System.String[]>]

The Availability Group to which a listener will be bestowed upon.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Dhcp [<Switch>]

Indicates whether the listener uses DHCP.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-EnableException [<Switch>]

By default, when something goes wrong we try to catch it, interpret it and give you a friendly warning message.

This avoids overwhelming you with "sea of red" exceptions, but is inconvenient because it basically disables

advanced scripting.

Using this switch turns this "nice by default" feature off and enables you to catch exceptions with your own

try/catch.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-InputObject [<Microsoft.SqlServer.Management.Smo.AvailabilityGroup[]>]

Enables piping from Get-DbaAvailabilityGroup



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-IPAddress [<System.Net.IPAddress[]>]

Sets the IP address(es) of the availability group listener.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Name [<String>]

The name of the listener. If one is not specified, the Availability Group name will be used.



Note that Name cannot be used with Multiple Ags.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Passthru [<Switch>]

Don't create the listener, just pass thru an object that can be further customized before creation.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Port [<Int>]

Sets the port number used to communicate with the availability group. Defaults to 1433.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-SqlCredential [<Pscredential>]

Login to the SqlInstance instance using alternative credentials. Windows and SQL Authentication supported.

Accepts credential objects (Get-Credential)



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-SqlInstance [<Sqlcollaborative.Dbatools.Parameter.DbaInstanceParameter[]>]

The target SQL Server instance or instances. Server version must be SQL Server version 2012 or higher.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-SubnetIP [<System.Net.IPAddress[]>]

Sets the Subnet IP address(es) of the availability group listener.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-SubnetMask [<System.Net.IPAddress[]>]

Sets the subnet IP mask(s) of the availability group listener. Defaults to 255.255.255.0.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



<CommonParameters>

This cmdlet supports the common parameters: Verbose, Debug,

ErrorAction, ErrorVariable, WarningAction, WarningVariable,

OutBuffer, PipelineVariable, and OutVariable. For more information, see

about_CommonParameters (https:/go.microsoft.com/fwlink/?LinkID=113216).



INPUTS



OUTPUTS



NOTES





Tags: AvailabilityGroup, HA, AG

Author: Chrissy LeMaire (@cl), netnerds.net

Website: https://dbatools.io

Copyright: (c) 2018 by dbatools, licensed under MIT

License: MIT https://opensource.org/licenses/MIT



-------------------------- EXAMPLE 1 --------------------------



PS C:\\>Add-DbaAgListener -SqlInstance sql2017 -AvailabilityGroup SharePoint -IPAddress 10.0.20.20



Creates a listener on 10.0.20.20 port 1433 for the SharePoint availability group on sql2017.

-------------------------- EXAMPLE 2 --------------------------



PS C:\\>Get-DbaAvailabilityGroup -SqlInstance sql2017 -AvailabilityGroup availabilitygroup1 | Add-DbaAgListener

-Dhcp



Creates a listener on port 1433 with a dynamic IP for the group1 availability group on sql2017.

-------------------------- EXAMPLE 3 --------------------------



PS C:\\>Add-DbaAgListener -SqlInstance sql2017 -AvailabilityGroup SharePoint -IPAddress 10.0.20.20,10.1.77.77

-SubnetMask 255.255.252.0



Creates a multi-subnet listener with 10.0.20.20 and 10.1.77.77, on two /22 subnets, on port 1433 for the

SharePoint availability group on sql2017.



RELATED LINKS

https://dbatools.io/Add-DbaAgListener