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'''Ens queda per acabar donar permisos +x a ip-up ip-down i tunel i ja podem reiniciar'''
 
'''Ens queda per acabar donar permisos +x a ip-up ip-down i tunel i ja podem reiniciar'''
  
 +
<pre>
 +
chmod +x ip-up
 +
chmod +x ip-down
 +
chmod +x tunel
 +
</pre>
  
 
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[[es:PPTP airos]]
 
[[es:PPTP airos]]

Revisió de 22:05, 31 març 2013

Hem d'editar 1 arxiu, i crear-ne 4 de diferents:


vi /var/tmp/system.cfg

ppp.1.name=USUARI
ppp.1.password=PASSWORD
ppp.1.status=disabled
ppp.status=disabled
pptp.1.serverip=IP_SERVER
pptp.status=enabled

Un cop editat l'arxiu de configuració, grabem els canvis des de l'arrel /var/tmp/

 cfgmtd -w -p /etc/ 


Ens dirigim a /etc/persistent/ , per executar 2 lines al arrencar l'antena. Una que aixeca el tunel, i la segona que permet accedir a internet des de l'interficie LAN, fent un MASQUERADING de la LAN

vi /etc/persistent/rc.poststart

#!/bin/sh
sh /etc/persistent/tunel
iptables -t nat -A POSTROUTING -s 192.168.1.0/24 -j MASQUERADE

vi /etc/persistent/tunel

#!/bin/sh

cfg="/tmp/system.cfg"

pptp=`cat $cfg |grep pptp.status=enabled`

if [ ! -z $pptp ]
then
        logger -t poststart "PPTP Enabled"
        logger -t poststart "Configuring PPPd"
        user=`cat $cfg | grep ppp.1.name= |sed s/ppp.1.name=//`
        pass=`cat $cfg | grep ppp.1.password= |sed s/ppp.1.password=//`
        serverIP=`cat $cfg | grep pptp.1.serverip= |sed s/pptp.1.serverip=//`
        wangw=`cat $cfg | grep route.1.gateway= |sed s/route.1.gateway=//`



#       echo "DEBUG: using username: $user password: $pass for $serverIP"
        echo "\"$user\" *       \"$pass\"" > /etc/ppp/pap-secrets
        echo "\"$user\" *       \"$pass\"" > /etc/ppp/chap-secrets

        cat << EOF > /etc/ppp/options.pptp
lock noauth nobsdcomp nodeflate persist holdoff 5
EOF

        mkdir -p /etc/ppp/peers 2> /dev/null
        cat << EOF > /etc/ppp/peers/pptp
pty "pptp $serverIP --nolaunchpppd"
name $user
defaultroute
remotename PPTP
file /etc/ppp/options.pptp
ipparam pptp
EOF

        logger -t poststart "Setting up gateway"
        route del default gw $wangw
        route add -host $serverIP gw $wangw
        route add -net 10.0.0.0/8 gw $wangw
        cp /etc/persistent/ip* /etc/ppp/
        logger -t poststart "Calling PPTP server"
        /sbin/pppd call pptp
        echo "$?"

fi


vi /etc/persistent/ip-down

#!/bin/sh
if [ -f /etc/ppp/resolv.conf ]; then
        if [ -f /etc/ppp/resolv.prev ]; then
                cp -f /etc/ppp/resolv.prev /etc/resolv.conf
        else
                rm -f /etc/resolv.conf
        fi
fi

rm -f /etc/ppp/info.$IFNAME

if [ -x /bin/sysled ]; then
        /bin/sysled -i 0 2>/dev/null
fi

if [ -f /etc/ppp/rssi_decode.sh ]; then
        . /etc/ppp/rssi_decode.sh stop
fi

vi /etc/persistent/ip-up

if [ -f /etc/ppp/resolv.conf ]; then
        rm -f /etc/ppp/resolv.prev
        if [ -f /etc/resolv.conf ]; then
                cp /etc/resolv.conf /etc/ppp/resolv.prev
                grep domain /etc/ppp/resolv.prev > /etc/resolv.conf
                grep search /etc/ppp/resolv.prev >> /etc/resolv.conf
                cat /etc/ppp/resolv.conf >> /etc/resolv.conf
        else
                cp /etc/ppp/resolv.conf /etc/.
        fi
fi

# set the txqueuelen higher than crappy 3
ifconfig $IFNAME txqueuelen 32 2>&1 > /dev/null

if [ -x /bin/sysled ]; then
        /bin/sysled -i 1 2>/dev/null
fi
if [ -f /etc/ppp/rssi_decode.sh ]; then
        . /etc/ppp/rssi_decode.sh start
fi

cat > /etc/ppp/info.$IFNAME << EOF
started = `cat /proc/uptime | cut -d '.' -f 1`
device = $DEVICE
ifname = $IFNAME
name = `sed '/^name /!d; s///; s/^"//; s/"$//; q' /etc/ppp/options`
iplocal = $IPLOCAL
ipremote = $IPREMOTE
dns1 = $DNS1
dns2 = $DNS2
peername = $PEERNAME
linkname = $LINKNAME
EOF


Ens queda per acabar donar permisos +x a ip-up ip-down i tunel i ja podem reiniciar

chmod +x ip-up
chmod +x ip-down
chmod +x tunel

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