en:users:drivers:iwlwifi:debugging
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en:users:drivers:iwlwifi:debugging [2022/03/31 09:45] Georg Müller [Tracing] Option is called IWLWIFI_DEVICE_TRACING, not IWLWIFI_TRACING |
en:users:drivers:iwlwifi:debugging [2022/05/30 08:07] Johannes Berg s/Luca/Gregory/ for bug reports |
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| The output of the air sniffing operation is a file with a pcap extension that can be parsed by the [[https://www.wireshark.org|Wireshark]] program. | The output of the air sniffing operation is a file with a pcap extension that can be parsed by the [[https://www.wireshark.org|Wireshark]] program. | ||
| === How to get a sniffer capture with your Intel device === | === How to get a sniffer capture with your Intel device === | ||
| + | To capture all A-MSDUs, you need to reload the iwlwifi driver with the ''amsdu_size=3'' module parameter. | ||
| + | |||
| In order to put your device in monitor mode and get a sniffer capture, you first need to stop using it as a Wi-Fi client. To do so there are several options: | In order to put your device in monitor mode and get a sniffer capture, you first need to stop using it as a Wi-Fi client. To do so there are several options: | ||
| * Disable Wi-Fi from the Network Manager GUI and re-enable manually with <code>rfkill unblock wifi </code> This may not work on all the distributions. | * Disable Wi-Fi from the Network Manager GUI and re-enable manually with <code>rfkill unblock wifi </code> This may not work on all the distributions. | ||
| Line 148: | Line 150: | ||
| * Emmanuel Grumbach (18D075865D915B5E386F660F2D0B96FE6E363201); | * Emmanuel Grumbach (18D075865D915B5E386F660F2D0B96FE6E363201); | ||
| * Johannes Berg (C0EBC440F6DA091C884D8532E0F373F37BF9099A); | * Johannes Berg (C0EBC440F6DA091C884D8532E0F373F37BF9099A); | ||
| - | * Luciano Coelho (1772CD7E06F604F5A6EBCB26A1479CA21A3CC5FA). | + | * Gregory Greenman (F5C83636E8E2909E44319BAC083082600E73773C). |
| For instance: | For instance: | ||
| <code> | <code> | ||
| - | gpg --recv-keys C0EBC440F6DA091C884D8532E0F373F37BF9099A 1772CD7E06F604F5A6EBCB26A1479CA21A3CC5FA 18D075865D915B5E386F660F2D0B96FE6E363201 | + | gpg --recv-keys C0EBC440F6DA091C884D8532E0F373F37BF9099A F5C83636E8E2909E44319BAC083082600E73773C 18D075865D915B5E386F660F2D0B96FE6E363201 |
| - | gpg --encrypt -r 18D075865D915B5E386F660F2D0B96FE6E363201 -r C0EBC440F6DA091C884D8532E0F373F37BF9099A -r 1772CD7E06F604F5A6EBCB26A1479CA21A3CC5FA <file_to_encrypt></code> | + | gpg --encrypt -r 18D075865D915B5E386F660F2D0B96FE6E363201 -r C0EBC440F6DA091C884D8532E0F373F37BF9099A -r F5C83636E8E2909E44319BAC083082600E73773C <file_to_encrypt></code> |
| This will generate a new, encrypted file that you should provide to us. Any of, and only, these developers will be able to open the file. Adding the three keys during encryption allows us to respond faster, since we're not restrained by a single developer's availability. | This will generate a new, encrypted file that you should provide to us. Any of, and only, these developers will be able to open the file. Adding the three keys during encryption allows us to respond faster, since we're not restrained by a single developer's availability. | ||
en/users/drivers/iwlwifi/debugging.txt · Last modified: 2022/05/30 08:07 by Johannes Berg
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