====== Anleitung lokales Gateway auf einem Node ======

Zusätzlich installieren:
   opkg update
   opkg install http://downloads.openwrt.org/barrier_breaker/14.07/ar71xx/generic/packages/oldpackages/isc-dhcp-relay-ipv4_4.2.4-3_ar71xx.ipk
   opkg install openvpn-openssl mtr 

/etc/config/firewall hinzufügen
   config zone                                    
        option name 'vpn'                    
        list device 'tun0'                      
        option input 'REJECT'  
        option output 'ACCEPT'
        option forward 'ACCEPT'
        option masq '1'     
        option mtu_fix '1'
        option conntrack '1'              
                                
   config forwarding             
        option src 'client'    
        option dest 'vpn' 

/etc/config/dhcrelay anpassen
        option 'dhcpserver' '10.191.255.252 10.191.255.253'
        option 'interfaces' 'br-client'

/etc/config/openvpn:
   config openvpn custom_config
        # Set to 1 to enable this instance:
        option enabled 1
        # Include OpenVPN configuration
        option config /etc/openvpn/my-vpn.conf

/etc/openvpn/my-vpn.conf:
   script-security 2
   up "ff-up"
   down "ff-down"
   ...

/etc/openvpn/ff-up:
   #!/bin/sh
   # relay aktivieren wenn alles da ist
   /etc/init.d/dhcrelay4 restart
   # server aktivieren
   /usr/sbin/batctl gw server

/etc/openvpn/ff-down
   #!/bin/sh
   /usr/sbin/batctl gw client


=== Fixes zum verbessern ===
/etc/rc.local
   # lokale ip setzen
   ( sleep 30 && ip a add 10.190.128.77/18 dev br-client ) &
   # route fuer dhcp server
   ( sleep 35 && ip r add 10.190.0.0/15 via 10.190.128.8 ) &
   # routing fuer gws auf wan default
   ( sleep 40 && ip r add 5.196.123.227  via 172.27.77.253 ) &
   ( sleep 45 && ip r add 81.7.8.106     via 172.27.77.253 ) &
   ( sleep 50 && ip r add 164.132.230.36 via 172.27.77.253 ) &
   ( sleep 55 && ip r add 92.222.92.143  via 172.27.77.253 ) &
   # dns fixen
   ( sleep 60 && echo "nameserver 8.8.8.8" >> /etc/resolv.conf ) &