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February 1, 2010

Multiple ADSL internet connections one pc one lan

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Hello
I have the following situation

I........isp1 (192.168.1.1) ---------->eth0 |-------------------|...................................internal Lan
N.................................................................|..........................|
T........isp2 (192.168.2.1)---------->eth1 |...........................|.............................................------10.1.1.2
E ................................................................| ubuntu PC...... |--------> eth4 10.1.1.1
R ..... isp3 (192.168.3.1)--------->eth2 |.......................... |............................................-----10.1.1.3 .....
E ............................................................... | ...4 nics ..........|
T........isp4 (192.168.4.1)---------->eth3 |--------------------|

I want to connect my internal lan pc's (about 30-40 of them) via my ubuntu router (4 network cards) and to be able to bond or- aggregate or manage or (anything else anyway to use) the 3 or 4 internet connections. The ip's 192.168.1.1, 2.1, 3.1, 4.1 are from the ADSL routers witch are the gateways for 4 internet connections with the same ISP. I want my internal lan to has ip 10.xx.xx.xx
I have done the router with 1 internet connection with ubuntu 7.10 server and iptables.....
I have read the following guides with no success .....
http://www.netlife.co.za/content/view/12/34/
http://www.linux.com/archive/feature/113988
http://www.michaelbrumm.com/how-to-a...bandwidth.html
http://minez-inspirate.blogspot.com/...ter-using.html
http://www.linuxquestions.org/linux/..._Multiple_DSLs
http://chris.olstrom.com/blog/howto/setup-dual-wan/
Please help .....

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