Still an issue in 11.04. Using firmware 228.61.2.24, Intel Corporation PRO/Wireless 4965 AG or AGN [Kedron] Network Connection (rev 61). IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK I don't have the power_level option available, and iwconfig wlan0 power on doesn't work (not allowed). May 8 17:06:31 vadi-11 kernel: [481590.831569] iwlagn 0000:0c:00.0: Microcode SW error detected. Restarting 0x82000000. May 8 17:06:31 vadi-11 kernel: [481590.831581] iwlagn 0000:0c:00.0: Loaded firmware version: 228.61.2.24 May 8 17:06:31 vadi-11 kernel: [481590.831604] iwlagn 0000:0c:00.0: Start IWL Error Log Dump: May 8 17:06:31 vadi-11 kernel: [481590.831611] iwlagn 0000:0c:00.0: Status: 0x000213E4, count: 5 May 8 17:06:31 vadi-11 kernel: [481590.831784] iwlagn 0000:0c:00.0: Desc Time data1 data2 line May 8 17:06:31 vadi-11 kernel: [481590.831795] iwlagn 0000:0c:00.0: FH_ERROR (0x000C) 0149872048 0x00000008 0x03530000 208 May 8 17:06:31 vadi-11 kernel: [481590.831801] iwlagn 0000:0c:00.0: pc blink1 blink2 ilink1 ilink2 hcmd May 8 17:06:31 vadi-11 kernel: [481590.831810] iwlagn 0000:0c:00.0: 0x0046C 0x0A332 0x004C2 0x006DE 0x0A37C 0x29A001C May 8 17:06:31 vadi-11 kernel: [481590.831817] iwlagn 0000:0c:00.0: FH register values: May 8 17:06:31 vadi-11 kernel: [481590.831838] iwlagn 0000:0c:00.0: FH_RSCSR_CHNL0_STTS_WPTR_REG: 0X13690a00 May 8 17:06:31 vadi-11 kernel: [481590.831860] iwlagn 0000:0c:00.0: FH_RSCSR_CHNL0_RBDCB_BASE_REG: 0X01369080 May 8 17:06:31 vadi-11 kernel: [481590.831881] iwlagn 0000:0c:00.0: FH_RSCSR_CHNL0_WPTR: 0X000000f8 May 8 17:06:31 vadi-11 kernel: [481590.831903] iwlagn 0000:0c:00.0: FH_MEM_RCSR_CHNL0_CONFIG_REG: 0X00819004 May 8 17:06:32 vadi-11 kernel: [481590.831924] iwlagn 0000:0c:00.0: FH_MEM_RSSR_SHARED_CTRL_REG: 0X0000003c May 8 17:06:32 vadi-11 kernel: [481590.831945] iwlagn 0000:0c:00.0: FH_MEM_RSSR_RX_STATUS_REG: 0X03530000 May 8 17:06:32 vadi-11 kernel: [481590.831967] iwlagn 0000:0c:00.0: FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV: 0X00000000 May 8 17:06:32 vadi-11 kernel: [481590.831988] iwlagn 0000:0c:00.0: FH_TSSR_TX_STATUS_REG: 0X07ff0002 May 8 17:06:32 vadi-11 kernel: [481590.832009] iwlagn 0000:0c:00.0: FH_TSSR_TX_ERROR_REG: 0X00000000 May 8 17:06:32 vadi-11 kernel: [481590.832078] iwlagn 0000:0c:00.0: Start IWL Event Log Dump: display last 20 entries May 8 17:06:32 vadi-11 kernel: [481590.832105] iwlagn 0000:0c:00.0: EVT_LOGT:0149871357:0x00000000:0302 May 8 17:06:32 vadi-11 kernel: [481590.832124] iwlagn 0000:0c:00.0: EVT_LOGT:0149871389:0x000000d4:0321 May 8 17:06:32 vadi-11 kernel: [481590.832142] iwlagn 0000:0c:00.0: EVT_LOGT:0149871390:0x00000000:1350 May 8 17:06:32 vadi-11 kernel: [481590.832159] iwlagn 0000:0c:00.0: EVT_LOGT:0149871391:0x00000000:1351 May 8 17:06:32 vadi-11 kernel: [481590.832177] iwlagn 0000:0c:00.0: EVT_LOGT:0149871391:0x00000000:1352 May 8 17:06:32 vadi-11 kernel: [481590.832195] iwlagn 0000:0c:00.0: EVT_LOGT:0149871392:0x00000001:1353 May 8 17:06:32 vadi-11 kernel: [481590.832213] iwlagn 0000:0c:00.0: EVT_LOGT:0149871400:0x0000008f:0357 May 8 17:06:32 vadi-11 kernel: [481590.832231] iwlagn 0000:0c:00.0: EVT_LOGT:0149871805:0x00000107:0106 May 8 17:06:32 vadi-11 kernel: [481590.832248] iwlagn 0000:0c:00.0: EVT_LOGT:0149871806:0x00000000:0302 May 8 17:06:32 vadi-11 kernel: [481590.832266] iwlagn 0000:0c:00.0: EVT_LOGT:0149871819:0x00002000:0350 May 8 17:06:32 vadi-11 kernel: [481590.832284] iwlagn 0000:0c:00.0: EVT_LOGT:0149871957:0x00000107:0106 May 8 17:06:32 vadi-11 kernel: [481590.832302] iwlagn 0000:0c:00.0: EVT_LOGT:0149871958:0x00000000:0302 May 8 17:06:32 vadi-11 kernel: [481590.832320] iwlagn 0000:0c:00.0: EVT_LOGT:0149871990:0x000000d4:0321 May 8 17:06:32 vadi-11 kernel: [481590.832338] iwlagn 0000:0c:00.0: EVT_LOGT:0149871991:0x00000000:1350 May 8 17:06:32 vadi-11 kernel: [481590.832356] iwlagn 0000:0c:00.0: EVT_LOGT:0149871992:0x00000000:1351 May 8 17:06:32 vadi-11 kernel: [481590.832373] iwlagn 0000:0c:00.0: EVT_LOGT:0149871992:0x00000000:1352 May 8 17:06:32 vadi-11 kernel: [481590.832391] iwlagn 0000:0c:00.0: EVT_LOGT:0149871993:0x00000001:1353 May 8 17:06:32 vadi-11 kernel: [481590.832409] iwlagn 0000:0c:00.0: EVT_LOGT:0149872013:0x000000d4:0322 May 8 17:06:32 vadi-11 kernel: [481590.832427] iwlagn 0000:0c:00.0: EVT_LOGT:0149872043:0x020019c3:0310 May 8 17:06:32 vadi-11 kernel: [481590.832445] iwlagn 0000:0c:00.0: EVT_LOGT:0149872051:0x00000000:0125 May 8 17:06:32 vadi-11 kernel: [481591.114530] iwlagn 0000:0c:00.0: Unable to find TIM Element in beacon May 8 17:06:32 vadi-11 kernel: [481591.118829] iwlagn 0000:0c:00.0: Unable to find TIM Element in beacon