![]() ![]() In theory the shorter the cable, the better. You think that this would work? Reality is that this is what you need 4 wires and 2 USB-A connectors at both ends. ![]() This might sound like a simple task, but I am going to show that it is not necessarily is. Then a bit of exporting and you get pcap file for wireshark. Fortunately I have DSLogic logic analyzer, that could easily record such a slow protocol as USB. ![]() So definitely I needed another way around this problem. As is usual with this kind of devices there is no SDK available and compiling custom kernel module for such system, while has huge educational value, is most likely going to end up with failure. The traffic that I wanted to sniff was between router and modem that connects to it via USB. Direct reason for such a long break was being stuck at attempts in using usbmon to capture USB traffic. Lately I came back to reverse engineering project that I started few years ago. ![]()
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