function ScanToEmail {
    param (
        [string]$printer
    )

    $DNSServers = @{
        'Sam Square/Walnut' = @{
            'Primary' = '10.98.2.45'
            'Secondary' = '10.98.2.74'
        }
        'AGH' = @{
            'Primary' = '10.10.15.11'
            'Secondary' = '10.30.15.18'
        }
        'SPCH' = @{
            'Primary' = '10.50.15.25'
            'Secondary' = '10.60.15.14'
        }
        'GSRMC' = @{
            'Primary' = '10.20.15.16'
            'Secondary' = '10.98.2.74'
        }
        'SLCH' = @{
            'Primary' = '10.30.15.18'
            'Secondary' = '10.10.15.11'
        }
        'SNLH' = @{
            'Primary' = '10.60.15.14'
            'Secondary' = '10.50.15.25'
        }
    }

    <#
    Typically SNMP is set to read-only on most printers so we'll have to 
    replicate web requests. There isn't really a standard so this support 
    will have to be added for each new scheme. We can determine which scheme
    to use based on the model number
    #>
    $snmp = New-Object -ComObject olePrn.OleSNMP
    $printerip = (Resolve-DnsName $printer).IPAddress
    $snmp.open($printerip, 'public', 2, 3000)
    try { $model = $snmp.Get('.1.3.6.1.2.1.25.3.2.1.3.1') } catch { $model = $null } 
    switch -Regex ($model) {
        '^HP LaserJet Pro M404n' { $function:ScanToEmailHPLJM400}
    }
}