我已经使用 Ubuntu 16.04 几个星期了,今天突然无法连接 WiFi。我可以看到连接列表,但是无法连接——输入密码后,系统尝试连接但失败,并再次提示输入密码。这种情况发生了 3 次,之后什么也没发生,我无法连接。据我所知,我的路由器没有任何变化。有趣的是,即使我用我的 Android 手机连接热点,我也无法连接。我网络中的所有其他设备都没有连接问题。
我的 Ubuntu 16.04 与 Mac OSX 双启动,我可以毫无问题地连接到 WiFi。
这是有关我的无线适配器的一些附加信息。
$ sudo lshw -C network
*-network
description: Wireless interface
product: BCM43602 802.11ac Wireless LAN SoC
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:03:00.0
logical name: wlp3s0
version: 01
serial: a4:5e:60:d8:b0:2d
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=brcmfmac driverversion=7.35.177.61 firmware=01-ea662a8c latency=0 multicast=yes wireless=IEEE 802.11abgn
resources: irq:50 memory:a0800000-a0807fff memory:a0400000-a07fffff
有谁能帮我解决这个问题?
编辑:更多信息来自lspci -knn | grep Net -A2
$ lspci -knn | grep Net -A2
03:00.0 Network controller [0280]: Broadcom Corporation BCM43602 802.11ac Wireless LAN SoC [14e4:43ba] (rev 01)
Subsystem: Apple Inc. BCM43602 802.11ac Wireless LAN SoC [106b:0152]
Kernel driver in use: brcmfmac
输出dmesg | grep brcm
:
$ dmesg | grep brcm
[ 4.218449] usbcore: registered new interface driver brcmfmac
[ 4.340534] brcmfmac 0000:03:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.txt failed with error -2
[ 4.823183] brcmf_c_preinit_dcmds: Firmware version = wl0: Nov 10 2015 06:38:10 version 7.35.177.61 (r598657) FWID 01-ea662a8c
[ 4.883035] brcmf_cfg80211_reg_notifier: not a ISO3166 code
[ 4.888248] brcmfmac 0000:03:00.0 wlp3s0: renamed from wlan0
[ 5.245395] brcmf_add_if: ERROR: netdev:wlp3s0 already exists
[ 5.245398] brcmf_add_if: ignore IF event
[ 5.378646] brcmf_add_if: ERROR: netdev:wlp3s0 already exists
[ 5.378649] brcmf_add_if: ignore IF event