#!/bin/ksh93

VNIC=$1
PHYS=$2
[[ -z ${VNIC} || -e /sys/class/net/${VNIC} || -z ${PHYS} ]] && return

[[ -n $3 ]] && MAC="address $3" || MAC=''

/bin/ip -4 link add link ${PHYS} ${MAC} name ${VNIC} type macvlan mode bridge