#!/bin/sh
case "$1" in
    bound|renew)
        ip addr flush dev "$interface"
        ip addr add "$ip/$mask" dev "$interface"
        if [ -n "$router" ]; then
            ip route add default via "$router"
        fi
        if [ -n "$dns" ]; then
            : > /etc/resolv.conf
            for d in $dns; do
                echo "nameserver $d" >> /etc/resolv.conf
            done
        fi
        ;;
esac