proc CreateEthernetStackNgpf { deviceGroupObj ethernetStackName } {
    puts "\nCreateEthernetStackNgpf: $deviceGroupObj : $ethernetStackName"
    set ethernetStackObj [ixNet add $deviceGroupObj "ethernet"]
    ixNet setMultiAttribute $ethernetStackObj \
	-name $ethernetStackName

    ixNet commit
    return [lindex [ixNet remapIds $ethernetStackObj] 0]
}