Return-path: Received: from smtp-out114.alice.it ([85.37.17.114]:3439 "EHLO smtp-out114.alice.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756532AbXFDXRO (ORCPT ); Mon, 4 Jun 2007 19:17:14 -0400 From: Matteo Croce To: linux-wireless@vger.kernel.org Subject: Re: airo works badly Date: Tue, 5 Jun 2007 01:03:00 +0200 References: <200705060231.28480.rootkit85@yahoo.it> <20070514182336.GC6999@tuxdriver.com> In-Reply-To: <20070514182336.GC6999@tuxdriver.com> Cc: "John W. Linville" , Dan Williams , Michal Schmidt MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Message-Id: <200706050103.00711.rootkit85@yahoo.it> Sender: linux-wireless-owner@vger.kernel.org List-ID: This is another weird behaviour: small packets does arrive, big ones are corrupt: [~/src/openwrt]$ ping libero.it -s 502 PING libero.it (195.210.91.83) 502(530) bytes of data. 510 bytes from vs-fe.iol.it (195.210.91.83): icmp_seq=1 ttl=117 time=389 ms 510 bytes from vs-fe.iol.it (195.210.91.83): icmp_seq=2 ttl=117 time=74.3 ms 510 bytes from vs-fe.iol.it (195.210.91.83): icmp_seq=3 ttl=117 time=54.6 ms 510 bytes from vs-fe.iol.it (195.210.91.83): icmp_seq=4 ttl=117 time=47.5 ms --- libero.it ping statistics --- 4 packets transmitted, 4 received, 0% packet loss, time 2999ms rtt min/avg/max/mdev = 47.561/141.382/389.028/143.315 ms [~/src/openwrt]$ ping libero.it -s 503 PING libero.it (195.210.91.83) 503(531) bytes of data. 511 bytes from vs-fe.iol.it (195.210.91.83): icmp_seq=1 ttl=117 time=52.4 ms wrong data byte #502 should be 0xf6 but was 0xfa #16 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f #48 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f #80 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f #112 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f #144 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af #176 b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf #208 d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef #240 f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 fa fb fc fd fe ff 0 1 2 3 4 5 6 7 8 9 a b c d e f #272 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f #304 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f #336 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f #368 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f #400 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af #432 b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf #464 d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef #496 f0 f1 f2 f3 f4 f5 fa 511 bytes from vs-fe.iol.it (195.210.91.83): icmp_seq=2 ttl=117 time=48.5 ms wrong data byte #502 should be 0xf6 but was 0xfa #16 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f #48 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f #80 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f #112 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f #144 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af #176 b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf #208 d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef #240 f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 fa fb fc fd fe ff 0 1 2 3 4 5 6 7 8 9 a b c d e f #272 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f #304 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f #336 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f #368 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f #400 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af #432 b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf #464 d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef #496 f0 f1 f2 f3 f4 f5 fa 511 bytes from vs-fe.iol.it (195.210.91.83): icmp_seq=3 ttl=117 time=81.2 ms wrong data byte #502 should be 0xf6 but was 0xfa #16 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f #48 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f #80 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f #112 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f #144 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af #176 b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf #208 d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef #240 f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 fa fb fc fd fe ff 0 1 2 3 4 5 6 7 8 9 a b c d e f #272 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f #304 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f #336 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f #368 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f #400 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af #432 b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf #464 d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef #496 f0 f1 f2 f3 f4 f5 fa --- libero.it ping statistics --- 3 packets transmitted, 3 received, 0% packet loss, time 2008ms rtt min/avg/max/mdev = 48.570/60.747/81.264/14.594 ms then after a while the card goes crazy and i have to poweroff: [~/src/openwrt/target/linux/ar7-2.6/files]$ iwconfig lo no wireless extensions. Warning: Driver for device eth0 has been compiled with version 22 of Wireless Extension, while this program supports up to version 20. Some things may be broken... eth0 IEEE 802.11-DS ESSID:"" Mode:Managed Frequency:2.412 GHz Access Point: E8:5C:D1:10:00:81 Bit Rate:-1.59224e+06 kb/s Tx-Power=20 dBm Sensitivity=0/65535 Retry limit:16 RTS thr:off Fragment thr:off Power Management:off Link Quality=0/100 Signal level=-106 dBm Noise level=-16 dBm Rx invalid nwid:1072759808 Rx invalid crypt:-1 Rx invalid frag:0 Tx excessive retries:-1 Invalid misc:-2145016118 Missed beacon:-32512 wifi0 IEEE 802.11-DS ESSID:"" Mode:Managed Frequency:2.412 GHz Access Point: A0:3A:99:EB:1D:2B Bit Rate:-1.59224e+06 kb/s Tx-Power=20 dBm Sensitivity=0/65535 Retry limit:16 RTS thr:off Fragment thr:off Power Management:off Link Quality=175/100 Signal level=-106 dBm Noise level=-16 dBm Rx invalid nwid:1072759808 Rx invalid crypt:-1 Rx invalid frag:0 Tx excessive retries:-1 Invalid misc:-2145016118 Missed beacon:-32512 eth1 no wireless extensions. [~/src/openwrt/target/linux/ar7-2.6/files]$ iwconfig eth0 Warning: Driver for device eth0 has been compiled with version 22 of Wireless Extension, while this program supports up to version 20. Some things may be broken... eth0 IEEE 802.11-DS ESSID:"" Mode:Managed Frequency:2.412 GHz Access Point: E8:1C:F1:06:00:81 Bit Rate:0 kb/s Tx-Power=20 dBm Sensitivity=0/65535 Retry limit:16 RTS thr:off Fragment thr:off Power Management:off Link Quality=239/100 Signal level=-10 dBm Noise level=-57 dBm Rx invalid nwid:-2144973184 Rx invalid crypt:-1 Rx invalid frag:0 Tx excessive retries:-1 Invalid misc:-2145016118 Missed beacon:-32512 [~/src/openwrt/target/linux/ar7-2.6/files]$ iwconfig eth0 Warning: Driver for device eth0 has been compiled with version 22 of Wireless Extension, while this program supports up to version 20. Some things may be broken... eth0 IEEE 802.11-DS ESSID:"" Mode:Managed Frequency:2.412 GHz Access Point: E8:DC:8D:06:00:81 Bit Rate:0 kb/s Tx-Power=20 dBm Sensitivity=0/65535 Retry limit:16 RTS thr:off Fragment thr:off Power Management:off Link Quality=0/100 Signal level=-10 dBm Noise level=-6 dBm Rx invalid nwid:972605568 Rx invalid crypt:-1 Rx invalid frag:0 Tx excessive retries:-1 Invalid misc:-2145016118 Missed beacon:-32512 [~/src/openwrt/target/linux/ar7-2.6/files]$ iwconfig eth0 Warning: Driver for device eth0 has been compiled with version 22 of Wireless Extension, while this program supports up to version 20. Some things may be broken... eth0 IEEE 802.11-DS ESSID:"" Mode:Managed Frequency:2.412 GHz Access Point: E8:1C:F1:06:00:81 Bit Rate:0 kb/s Tx-Power=20 dBm Sensitivity=0/65535 Retry limit:16 RTS thr:off Fragment thr:off Power Management:off Link Quality=0/100 Signal level=-106 dBm Noise level=-6 dBm Rx invalid nwid:1072761536 Rx invalid crypt:-1 Rx invalid frag:0 Tx excessive retries:-1 Invalid misc:-2145016118 Missed beacon:-32512