$WARNING = 25
$CRITICAL = 50
$TransferRate = ((Get-Counter "\\huawei-mb-x-pro\сетевой интерфейс(intel[r] wi-fi 6e ax211 160mhz)\всего байт/с"
).countersamples | select -ExpandProperty CookedValue)*8
$NetworkUtilisation = [math]::round($TransferRate/1000000000*100,2)
if ($NetworkUtilisation -gt $CRITICAL){
Write-Output "CRITICAL: $($NetworkUtilisation) % Network utilisation, $($TransferRate.ToString('N0')) b/s"   
# exit 2
}
if ($NetworkUtilisation -gt $WARNING){
Write-Output "WARNING: $($NetworkUtilisation) % Network utilisation, $($TransferRate.ToString('N0')) b/s"
# exit 1
}
Write-Output "OK: $($NetworkUtilisation) % Network utilisation, $($TransferRate.ToString('N0')) b/s"   
# exit 0