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cloudify | 4 years ago

that’s quite interesting, do you mind elaborating on your last sentence? How does that work?

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m0ngr31|4 years ago

I setup a firewall rule in openwrt that said anything coming over USB needed to set the TTL to 65 so it looked like the data was coming from the phone itself and not from the tether.

IIRC, on the plan I was using on Cricket, I would get unlimited data + 15GB of tether. This just byapssed that limit.

I think they can almost figure it out because if I tried to tether without the TTL trick, data wouldn't work. So I'm guessing it still counted the data I was using against some kind of cap?

thrashh|4 years ago

On Android, there are apps that you can install that do this for you.

I used to use them a lot when I was traveling with my laptop a few years ago and it always worked great.

colejohnson66|4 years ago

I’ll admit I don’t know much about networking, but what’s special about 65?

walterbell|4 years ago

With some carriers, it can bypass tethering quotas, appearing as if usage is originating from the "phone".