Public/New-MerakiNetworkApplianceVLAN.ps1

function New-MerakiNetworkApplianceVLAN {
    <#
    .SYNOPSIS
    Creates a new VLAN for a Meraki network appliance.
 
    .DESCRIPTION
    The New-MerakiNetworkApplianceVLAN function allows you to create a new VLAN for a Meraki network appliance by providing the authentication token, network ID, and a VLAN configuration string.
 
    .PARAMETER AuthToken
    The authentication token (API key) required to access the Meraki Dashboard API.
 
    .PARAMETER NetworkId
    The ID of the network for which you want to create a new VLAN.
 
    .PARAMETER VLANConfig
    A string containing the VLAN configuration. The string should be in JSON format and should include the properties as defined in the schema.
 
    .EXAMPLE
    $vlanConfig = '{
        "id": "1234",
        "name": "My VLAN",
        "subnet": "192.168.1.0/24",
        "applianceIp": "192.168.1.2",
        "groupPolicyId": "101",
        "templateVlanType": "same",
        "cidr": "192.168.1.0/24",
        "mask": 28,
        "ipv6": {
            "enabled": true,
            "prefixAssignments": [
                {
                    "autonomous": false,
                    "staticPrefix": "2001:db8:3c4d:15::/64",
                    "staticApplianceIp6": "2001:db8:3c4d:15::1",
                    "origin": {
                        "type": "internet",
                        "interfaces": [ "wan0" ]
                    }
                }
            ]
        },
        "mandatoryDhcp": { "enabled": true }
    }'
    $vlanConfig = $vlanConfig | ConvertTo-Json -Compress
    New-MerakiNetworkApplianceVLAN -AuthToken "your-api-token" -NetworkId "your-network-id" -VLANConfig $vlanConfig
 
    This example creates a new VLAN for the network with ID "your-network-id", using the specified VLAN configuration.
 
    .NOTES
    The function requires the "Invoke-RestMethod" cmdlet to be available.
 
    The function returns the response from the API if the creation is successful, otherwise, it displays an error message.
    #>


    [CmdletBinding()]
    param (
        [parameter(Mandatory=$true)]
        [string]$AuthToken,
        [parameter(Mandatory=$true)]
        [string]$NetworkId,
        [parameter(Mandatory=$true)]
        [string]$VLANConfig
    )

    try {
        $header = @{
            "X-Cisco-Meraki-API-Key" = $AuthToken
            "content-type" = "application/json; charset=utf-8"
        }

        $body = $VLANConfig

        $uri = "https://api.meraki.com/api/v1/networks/$NetworkId/appliance/vlans"
        $response = Invoke-RestMethod -Method Post -Uri $uri -Header $header -Body $body
        return $response
    }
    catch {
        Write-Error $_
    }
}