i found this on web and this is listing exactly 23 names as i see them in VC
$networks = (Get-Cluster MyCluster).ExtensionData.Network
foreach ($network in $networks) {
Get-View $network -Property Name | select Name
}
this works as well
$cluster = Get-View -ViewType ClusterComputeResource -Filter @{ name = 'MyCluster' }
$cluster.UpdateViewData('network.name')
$cluster.LinkedView.Network.Name