Zone clone using a snapshot

Create a new vnic;
[root] deckard:/root # dladm create-vnic -l etherstub0 vnic3
[root] deckard:/root # dladm show-vnic
LINK OVER SPEED MACADDRESS MACADDRTYPE VID
vnic2 etherstub0 0 2:8:20:ee:ac:53 random 0
vnic3 etherstub0 0 2:8:20:94:cf:4e random 0
vnic0 etherstub0 0 2:8:20:8c:67:2e random 0
vnic1 etherstub0 0 2:8:20:f1:50:d7 random 0

Create a new zone;
[root] deckard:/root # zonecfg -z zone3 -f zone3cfg

Now create a clone of our original zone snapshot;
[root] deckard:/root # zoneadm -z zone3 clone -s tank/zones/zone1@SUNWzone1 zone1
WARNING: read-write lofs file system on '/export/home' is configured in both zones.
WARNING: read-write lofs file system on '/data/tmp' is configured in both zones.
Cloning snapshot tank/zones/zone1@SUNWzone1
sys-unconfig started Mon Feb 16 21:29:28 2009
rm: /a/etc/vfstab.sys-u: No such file or directory
grep: can't open /a/etc/dumpadm.conf
sys-unconfig completed Mon Feb 16 21:29:29 2009
[root] deckard:/root # zoneadm -z zone3 boot
[root] deckard:/root # zlogin -C zone3
...and configure