VMware PowerCLI enable/disable vm network

$vmm=get-vm -name tech-jockey-vm1 |select name

foreach($vmn in $vmm)
{
#to disable the NIC
Get-VM -Name $vmn.name | Get-NetworkAdapter | Set-NetworkAdapter -Connected:$false -confirm:$false
}




# to enable NIC
#Get-VM -Name $vmn.name | Get-NetworkAdapter | Set-NetworkAdapter -Connected:$true -confirm:$false