Hi Emmanuel, sorry for the silence, I wasn't at the university for a few days so I couldn't test. Now I did: kernel 3.3-rc5 On Mi, 22 Feb 2012, Emmanuel Grumbach wrote: > From the log, I can see that we have a lot of "passive channel > failures". Can you try to disable 11n (module_parameter) ? > Please also try with debug=0xc0000000 Disabling 11n and adding this parameter created loads of output, but still makes the connection break down and reconnection does not work anymore. I attach a (small) part of the syslog file. I had loads *LOADS* (200000+) of messages Feb 27 12:58:04 mithrandir kernel: [ 1447.835281] iwlwifi 0000:06:00.0: I iwlagn_rx_reply_tx Next reclaimed packet:3333 Feb 27 12:58:04 mithrandir kernel: [ 1447.835294] iwlwifi 0000:06:00.0: I iwl_trans_pcie_reclaim [Q 2 | AC 2] 213 -> 214 (470) in the log. Then there is something about "TX on passive channel" and from then on everything goes off. > network. Is the patch supposed to fix Norbert's issue as well? Apparently not. Best wishes Norbert ------------------------------------------------------------------------ Norbert Preining preining@{jaist.ac.jp, logic.at, debian.org} JAIST, Japan TeX Live & Debian Developer DSA: 0x09C5B094 fp: 14DF 2E6C 0307 BE6D AD76 A9C0 D2BF 4AA3 09C5 B094 ------------------------------------------------------------------------ FRADDAM (n.) The small awkward-shaped piece of cheese which remains after grating a large regular-shaped piece of cheese and enables you to cut your fingers. --- Douglas Adams, The Meaning of Liff