N900 Ad-hoc WiFi Hotspot: Difference between revisions

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imported>amigadave
m Reverted edits by 202.65.245.6 (Talk); changed back to last version by Amigadave
imported>lbt
add device into command
Line 26: Line 26:
  sudo iwconfig wlan0 mode ad-hoc channel 3
  sudo iwconfig wlan0 mode ad-hoc channel 3
  sudo ifconfig wlan0 192.168.4.14 up
  sudo ifconfig wlan0 192.168.4.14 up
  sudo iwconfig essid N900
  sudo iwconfig wlan0 essid N900
  sudo route add default gw 192.168.4.15
  sudo route add default gw 192.168.4.15



Revision as of 18:33, 10 January 2011

This method works but is not usable for more than a proof of concept because it suffers 40% packet loss at close range between the N900 and the laptop.

On the N900

  1. Enable extras-devel
  2. Install iptables at a terminal with root access:
    apt-get install iptables
  3. Install kernel-power-settings (see the detailed installation instructions):
    apt-get install kernel-power-settings
  4. Connect to the Internet with GPRS
  5. Setup iptables to allow forwarding:
    echo 1 > /proc/sys/net/ipv4/ip_forward
    iptables -t nat -A POSTROUTING -o gprs0 -j MASQUERADE
    
  6. Bring up te ad hoc wireless network:
    iwconfig wlan0 mode ad-hoc channel 3
    ifconfig wlan0 192.168.4.15 up
    iwconfig wlan0 essid N900
    

On the laptop

Connect to the ad hoc wireless network:

sudo iwconfig wlan0 mode ad-hoc channel 3
sudo ifconfig wlan0 192.168.4.14 up
sudo iwconfig wlan0 essid N900
sudo route add default gw 192.168.4.15