[sf-lug] bonding 3G via bluetooth...

Dennis J Harrison Jr dennisharrison at gmail.com
Fri Aug 21 15:13:05 PDT 2009

On Fri, Aug 21, 2009 at 9:37 AM, Sameer Verma<sverma at sfsu.edu> wrote:
> On Fri, Aug 21, 2009 at 8:46 AM, Dennis J Harrison
> Jr<dennisharrison at gmail.com> wrote:
>> This sounds "Oh, so; FUN!".
>> WRT to all you can eat data - most plans are limited to ~5GB/mo (iirc)
> If we are looking at two phones, 10GB a month is not that bad, really.
> Note that one voids one's contract terms, I believe (tethering may not
> be kosher as per the contract).
Well, I've been using the pre with tun and dhcpd as a router lately,
so while they don't encourage you to use it this way, I don't see
anyway they can make it against the eula and still give you evdo ppp
on there at all.

You're most likely correct, but ... let them figure it out on their own :)

>> I've done this with dsl connections before (back in the mid to late
>> 90s I think).
>> Anywho; I have all the junk here to give it a go if you want to maybe
>> do a quick sprint on this to see how far we can get in an afternoon?
> Excellent! Will ping you in a bit...slightly busy with a bunch of
> things. Maybe we can make it a SF-LUG exercise ;-)
Totally understood, would be a neat thing to document anyhow.
> Sameer
>> On Thu, Aug 20, 2009 at 11:02 PM, Sameer Verma<sverma at sfsu.edu> wrote:
>>> Here's an idea I've been mulling over.
>>> Scenario: Let's say, we have two Bluetooth-enabled 3G phones with "all
>>> you can eat" contract. Let's say, I also have a DSL connection (eth0)
>>> that runs into a home LAN management machine (Linux box to manage
>>> traffic, etc.). What if I install two Bluetooth radios, and create a
>>> bond (http://www.linuxfoundation.org/en/Net:Bonding) say, bond0 = eth0
>>> + bluepppd0 + bluepppd1 and whenever the machine detects one or both
>>> 3G phones, it sets up the pppd and bonds into it, thereby increasing
>>> my aggregate bandwidth?
>>> Has anyone tried this?
>>> cheers,
>>> Sameer
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