NAT Gateway by iptables dnsmasq - Revision history

Qleak: added bit about eth0<->usb0 tethering not in Freetether

2011-01-05T17:10:00Z

added bit about eth0<->usb0 tethering not in Freetether

2011-01-05T17:07:22Z

Added links to freetether

2011-01-05T00:12:48Z

Trouble Shooting: Added to troubleshooting

2011-01-04T23:44:59Z

Setup packet forwarding to tether usb0 (cable) to eth0 (Wi-Fi): combined sysctl commands (eth0)

2011-01-04T23:44:32Z

Setup packet forwarding to tether usb0 (cable) to ppp0 (EVDO): combined syctl commands

2011-01-04T19:17:24Z

Modified instructions to include instructions on how to restore to original state

2011-01-04T18:38:41Z

References

2011-01-04T04:33:41Z

Setup your computer: some notes on trying new setup with SSH

2011-01-04T04:12:53Z

major update / changed IPs to match the palm's default usb IP. this makes much easier to do this over ssh

2011-01-04T01:44:52Z

Make dhcp/dns availalbe to usb0 (only do once): Added dhcp-host line restricted addresses to 1 address

@@ Line 3: / Line 3: @@
 https://help.ubuntu.com/community/Internet/ConnectionSharing
-This is however an academic exercise as FreeTether does a fine job
+For ppp0<->usb0 tehtering this is however an academic exercise as FreeTether does a fine job
 http://www.webos-internals.org/wiki/Application:FreeTether
 ==Turn on USBnet on palm==

@@ Line 2: / Line 2: @@
 https://help.ubuntu.com/community/Internet/ConnectionSharing
 ==Turn on USBnet on palm==
@@ Line 163: / Line 166: @@
 *http://www.webos-internals.org/wiki/Reverse_Tethering

@@ Line 96: / Line 96: @@
 </pre>
 ==Trouble Shooting==
-Make sure both these values are 1.
+The following commands can hopefully give you and us an idea of what is going wrong. If you have difficulties please post the output of these with your phone carrier / phone model / webos version to http://forums.precentral.net/palm-pre/272021-pre-gateway-via-iptables-possible.html. For example
-<pre><nowiki>
+Verizon / Palm Pre / webos 1.4.5.
 sysctl net.ipv4.conf.default.forwarding net.ipv4.conf.all.forwarding
-</nowiki></pre>
+iptables -L -n -v -t nat
-Beware, the palms seems to like setting this to 0 whenever network settings are changed.
+iptables -L FORWARD
 ==References==

@@ Line 66: / Line 66: @@
 <pre><nowiki>
-sysctl -w net.ipv4.conf.default.forwarding=1
+sysctl -w net.ipv4.conf.default.forwarding=1 net.ipv4.conf.all.forwarding=1
 iptables -t nat -A POSTROUTING -o eth0 -s 192.168.0.0/24 -j MASQUERADE
 iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 3074 -j DNAT --to-destination 192.168.0.203

@@ Line 54: / Line 54: @@
 <pre><nowiki>
-sysctl -w net.ipv4.conf.default.forwarding=1
+sysctl -w net.ipv4.conf.default.forwarding=1 net.ipv4.conf.all.forwarding=1
 iptables -t nat -A POSTROUTING -o ppp0 -s 192.168.0.0/24 -j MASQUERADE
 iptables -t nat -A PREROUTING -i ppp0 -p tcp --dport 3074 -j DNAT --to-destination 192.168.0.203

@@ Line 10: / Line 10: @@
 </nowiki></pre>
-==Make dhcp/dns availalbe to usb0 (only do once)==
+==Make dhcp/dns availalbe to usb0==
 get root terminal and use the following to make dhcp/dns available to usb0
 <pre><nowiki>
 mount -o remount,rw /
-echo interface=usb0 >> /etc/dnsmasq.palm.conf
+echo interface=usb0 >> /etc/dnsmasq.usb.conf
-echo dhcp-host=192.169.0.202 >> /etc/dnsmasq.palm.conf
+echo dhcp-host=192.169.0.202 >> /etc/dnsmasq.usb.conf
-echo dhcp-range=192.168.0.203,192.168.0.203,15m >> /etc/dnsmasq.palm.conf
+echo dhcp-range=192.168.0.203,192.168.0.203,15m >> /etc/dnsmasq.usb.conf
 stop dnsmasq
 start dnsmasq
@@ Line 39: / Line 45: @@
 You'll want to connect to the root terminal from here on out using usbnet. So open your computers connection to the usbnet.
 ==Setup packet forwarding to tether usb0 (cable) to ppp0 (EVDO)==
 You will need to shut off wifi on your phone (it won't work otherwise). To do this tap on the upper left hand corner where the wifi icon is. Select "Wi-Fi" -> Turn off Wi-Fi
@@ Line 73: / Line 84: @@
 Windows / Mac instructions coming soon.
 ==Trouble Shooting==
 Make sure both these values are 1.

← Older revision		Revision as of 18:38, 4 January 2011
Line 85:		Line 85:

	*http://forums.precentral.net/palm-pre/272021-pre-gateway-via-iptables-possible.html		*http://forums.precentral.net/palm-pre/272021-pre-gateway-via-iptables-possible.html
		+
		+	*http://www.webos-internals.org/wiki/Reverse_Tethering

← Older revision		Revision as of 04:33, 4 January 2011
Line 66:		Line 66:

	==Setup your computer==		==Setup your computer==
		+
		+	It may help to disconnect other network interfaces at this point on your computer (through network manager). If you used SSH to connect to your phone you need to disconnect the usb network connection (in the network manager not the cable).

	On Ubuntu Linux 10.04 in network manager right click the icon select "Edit Connections". Find the wired interface probably named "Auto usb" edit and uncheck "connect automatically" box.		On Ubuntu Linux 10.04 in network manager right click the icon select "Edit Connections". Find the wired interface probably named "Auto usb" edit and uncheck "connect automatically" box.