Another thing to verify is whether your packets get tweaked by anything on the way - when you see the three-way handshake you just described - was the packet size, number, serial numbers and flags received exactly as they were sent or can you identify packets being sent more times than received, or fragmented, or flags set/reset etc?
On 23 January 2013 07:15, Shachar Shemesh <shac...@shemesh.biz> wrote: > On 01/20/2013 10:59 PM, shimi wrote: > > > > Does ping work when the internet is 'down'? If so, I would go for: > > TCP Timestamps, TCP SYN Cookies, Selective ACKs, Window Scaling > > SYN cookies are irrelevant here, as my machine is the one initiating the > connection. I am not sure what the question is regarding the other three. > They are all present in both my outgoing SYN and the reply SYN+ACK. There > is no reason for my machine to respond with a RST. > > Shachar > > -- > Shachar Shemesh > > > _______________________________________________ > Linux-il mailing list > Linux-il@cs.huji.ac.il > http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il > > -- [image: View my profile on LinkedIn] <http://www.linkedin.com/in/gliderflyer>
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