Hi
I'm working with chumby, openembedded and Opie. I'm trying to configure the rausb0 interface, but is very unstable an d with some routers doesn't works. My /etc/network/interface file is:

******************************************************************************************
auto lo rausb0                                                                 
 

iface lo inet loopback

iface rausb0 inet dhcp
wireless-essid EMQBIT
wireless-key xxxxxxxxxxxxxxxxxxxxxxx

*******************************************************************************************
And my /etc/init.d/networking script is:

#!/bin/sh
#
# manage network interfaces and configure some networking options

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin

if ! [ -x /sbin/ifup ]; then
    exit 0
fi

spoofprotect_rp_filter () {
    # This is the best method: turn on Source Address Verification and get
    # spoof protection on all current and future interfaces.
   
    if [ -e /proc/sys/net/ipv4/conf/all/rp_filter ]; then
        for f in /proc/sys/net/ipv4/conf/*; do
            [ -e $f/rp_filter ] && echo 1 > $f/rp_filter
        done
        return 0
    else
        return 1
    fi
}

spoofprotect () {
    echo -n "Setting up IP spoofing protection: "
    if spoofprotect_rp_filter; then
        echo "rp_filter."
    else
        echo "FAILED."
    fi
}

ip_forward () {
    if [ -e /proc/sys/net/ipv4/ip_forward ]; then
        echo -n "Enabling packet forwarding... "
        echo 1 > /proc/sys/net/ipv4/ip_forward
        echo "done."
    fi
}

syncookies () {
    if [ -e /proc/sys/net/ipv4/tcp_syncookies ]; then
        echo -n "Enabling TCP/IP SYN cookies... "
        echo 1 > /proc/sys/net/ipv4/tcp_syncookies
        echo "done."
    fi
}

doopt () {
    optname=$1
    default=$2
    opt=`grep "^$optname=" /etc/network/options`
    if [ -z "$opt" ]; then
        opt="$optname=$default"
    fi
    optval=${opt#$optname=}
    if [ "$optval" = "yes" ]; then
        eval $optname
    fi
}

case "$1" in
    start)
        doopt spoofprotect yes
        doopt syncookies no
        doopt ip_forward no

        echo -n "Configuring network interfaces... "
        ifup -a
        echo "done."
        ;;
    stop)
        if sed -n 's/^[^ ]* \([^ ]*\) \([^ ]*\) .*$/\1 \2/p' /proc/mounts |
          grep -q "^/ nfs$"; then
            echo "NOT deconfiguring network interfaces: / is an NFS mount"
        elif sed -n 's/^[^ ]* \([^ ]*\) \([^ ]*\) .*$/\1 \2/p' /proc/mounts | 
          grep -q "^/ smbfs$"; then
            echo "NOT deconfiguring network interfaces: / is an SMB mount"
        elif sed -n 's/^[^ ]* \([^ ]*\) \([^ ]*\) .*$/\2/p' /proc/mounts |
          grep -qE '^(nfs|smbfs|ncp|coda)$'; then
            echo "NOT deconfiguring network interfaces: network shares still mou
nted."
        else
            echo -n "Deconfiguring network interfaces... "
            ifdown -a
            echo "done."
        fi
        ;;
    force-reload|restart)
        echo -n "Reconfiguring network interfaces... "
        ifdown -a
        ifup -a
        echo "done."
        ;;
    *)
        echo "Usage: /etc/init.d/networking {start|stop|restart|force-reload}"
        exit 1
        ;;
esac

exit 0

Any idea, about how resolve my problem?

Best Regards