My wifi keeps dropping every 20 minutes or so (on my home network), and will not let me connect again until I reboot my laptop. This is not a network problem, as wifi is stable on my cell phone. Could this be a ubuntu problem, or a hardware problem? I am running a lenovo x220.
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Output from sudo lspci -nnk | grep -B4 Network:
00:16.0 Communication controller : Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 [8086:1c3a] (rev 04) Subsystem: Lenovo Device [17aa:21da] Kernel driver in use: mei Kernel modules: mei 00:19.0 Ethernet controller : Intel Corporation 82579LM Gigabit Network Connection [8086:1502] (rev 04) -- Kernel modules: ahci 00:1f.3 SMBus [0c05]: Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller [8086:1c22] (rev 04) Subsystem: Lenovo Device [17aa:21da] Kernel modules: i2c-i801 03:00.0 Network controller : Intel Corporation Centrino Advanced-N 6205 [Taylor Peak] [8086:0085] (rev 34)