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Hello morgan, |
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Wednesday, October 5, 2005, 12:12:53 AM, you wrote: |
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ma> Here is a method I use to frustrate people trying to |
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ma> nab my wifi connection using iptables (wireless router |
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->> linux router -> dsl -> net). The wireless router in |
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ma> setup with a basic NAT for my desktops and wireless |
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ma> but the wireless comes in on its own nic. with |
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ma> prerouting set to drop, I have |
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ma> [1:56] -A PREROUTING -m ttl --ttl-eq 202 -j ACCEPT |
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echo 204 >> /proc/sys/net/ipv4/ip_default_ttl |
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ma> on my laptop init |
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Correct me if I wrong, but it works only from lan, because ttl decreases when routed. |
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Also it needs root or special user to change /proc/sys/... |
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-- |
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Best regards, |
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boger mailto:boger@×××.ru |
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gentoo-security@g.o mailing list |