#!/bin/sh cd /etc/hotplug case $ACTION in add|register) case $INTERFACE in # interfaces that are registered after being "up" (?) ppp*|ippp*|isdn*|plip*|lo*|irda*|dummy*|ipsec*|tun*|tap*|cip*) exit 0 ;; # interfaces that are registered then brought up *) # NOTE: network configuration relies on administered state, # we can't do much here without distro-specific knowledge # such as whether/how to invoke DHCP, set up bridging, etc. /sbin/ifconfig $INTERFACE up ;; esac ;; *) exit 1 ;; esac