# if a rule using the current name already exists, find a new name
if interface_name_taken; then
INTERFACE="$basename$(find_next_available "$basename[0-9]*")"
+ # prevent INTERFACE from being "eth" instead of "eth0"
+ [ "$INTERFACE" = "${INTERFACE%%[ \[\]0-9]*}" ] && INTERFACE=${INTERFACE}0
echo "INTERFACE_NEW=$INTERFACE"
fi
fi