public/tools/Test-MBSConnection.ps1

function Test-MBSConnection {
    <#
    .SYNOPSIS
        TCP port connection test to MBS servers
    .DESCRIPTION
         Connection test allows you to check connection from your computer to MBS servers. Connection failing indicates firewall misconfiguration.
    .EXAMPLE
        PS C:\> Test-MBSConnection
 
        Running connection test to MBS. It will take up to 5 minutes. Please wait...
        Testing connection to 52.6.7.137 : 443 : OK
        Testing connection to 52.5.40.159 : 443 : OK
        Testing connection to 52.20.40.101 : 443 : OK
        Testing connection to 3.216.171.162 : 443 : OK
        Testing connection to 3.216.236.203 : 443 : OK
        Connection test is completed
    .INPUTS
        None
    .OUTPUTS
        System.String[]
    .NOTES
        Author: Alex Volkov
    .LINK
        https://kb.msp360.com/managed-backup-service/powershell-module/cmdlets/test-mbsconnection
    #>


    [CmdletBinding()]
    param (
        
    )

    begin {
        $MBSServers = @( 
            ("52.6.7.137","443"),
            ("52.5.40.159","443"),
            ("52.20.40.101","443"),
            ("3.216.171.162","443"),
            ("3.216.236.203","443")
        )

        Write-Host "Running connection test to MBS. It will take up to 5 minutes. Please wait..." 
        Write-HostAndLog -Message "*********************************$env:computername************************" -FilePath tnc.txt -showMessage $False
    }
    
    process {
        function Check-MBSConnectionTestResult ($MBSServer) {
            Write-Host "Testing connection to " $MBSServer[0]":"$MBSServer[1]": " -NoNewline
            $Result = Test-NetConnection $MBSServer[0] -Port $MBSServer[1]
            if ($Result.TcpTestSucceeded){
                Write-Host "OK" -ForegroundColor Green
            } 
            else {
                Write-Host "Fail" -ForegroundColor Red
            }
            Write-HostAndLog -Message $Result -FilePath tnc.txt -showMessage $False
        }
        foreach ($MBSServer in $MBSServers) {
            Check-MBSConnectionTestResult ($MBSServer)
        }
    }
    
    end {
        Write-Host "Connection test is completed"
    }
}

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