#!/bin/sh

cardctl eject

# Get rid of any currently running dhclients
killall dhclient dhclient3 2>/dev/null

# Find the currently running network interfaces...
INTERFACES=`/sbin/ifconfig | awk '/^[^ ]+/ {print $1}'`

# And shut them down
for x in $INTERFACES; do
    ifdown $x;
    ifconfig $x down;
done