xcat-core/xCAT-server/share/xcat/netboot/esxi/38.xcat-enableipv6

#!/bin/sh
retval=${SUCCESS}
if [  `uname -r` == '4.1.0' ]; then
    #duid=default-duid "\000\001\000\001LnC\304\000\020\030^\340\334";
    duid='default-duid "\000\004';

    for i in `vsish -e get /hardware/machineUUID|grep \\\[|sed -e 's/.*://'|sed -e ':a;N;$!ba;s/\n//g'`; do
        num=`printf "%d" $i`
        tnum=`printf "\\%03o" $i`
        if [ $num -lt 127 -a $num -gt 31 ]; then
            tnum=`printf $tnum`
        fi
        duid=$duid$tnum
    done
    duid=$duid'";'
    echo $duid > /etc/dhclient6-vmk0.leases
    Exec esxcfg-advcfg -S 1 -U IPv6ConfigSet
    Exec esxcfg-module -s "ipv6=1" tcpip3
fi
return $retval