У меня вообще не подключается ни к одной точке, правка /etc/NetworkManager/NetworkManager.conf не помогает.
На p7 работало норм.
02:00.0 Network controller: Broadcom Limited BCM43142 802.11b/g/n (rev 01)
Subsystem: Lite-On Communications Inc Device 6605
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at d0700000 (64-bit, non-prefetchable) [size=32K]
Capabilities: [40] Power Management version 3
Capabilities: [58] Vendor Specific Information: Len=78 <?>
Capabilities: [48] MSI: Enable- Count=1/1 Maskable- 64bit+
Capabilities: [d0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [13c] Virtual Channel
Capabilities: [160] Device Serial Number 00-00-65-fe-fe-76-b8-ee
Capabilities: [16c] Power Budgeting <?>
Kernel driver in use: wl
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.2982] device (wlp2s0): Activation: starting connection 'Keenetic-4836' (0aca3d69-a5e4-42b5-8052-baa4055e6b65)
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.2986] audit: op="connection-activate" uuid="0aca3d69-a5e4-42b5-8052-baa4055e6b65" name="Keenetic-4836" pid=1029 uid=500 result="success"
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.2990] device (wlp2s0): state change: disconnected -> prepare (reason 'none', internal state 'managed')
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.2995] manager: NetworkManager state is now CONNECTING
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3034] device (wlp2s0): state change: prepare -> config (reason 'none', internal state 'managed')
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3058] device (wlp2s0): Activation: (wifi) access point 'Keenetic-4836' has security, but secrets are required.
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3065] device (wlp2s0): state change: config -> need-auth (reason 'none', internal state 'managed')
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3333] device (wlp2s0): state change: need-auth -> prepare (reason 'none', internal state 'managed')
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3341] device (wlp2s0): state change: prepare -> config (reason 'none', internal state 'managed')
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3346] device (wlp2s0): Activation: (wifi) connection 'Keenetic-4836' has security, and secrets exist. No new secrets needed.
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3347] Config: added 'ssid' value 'Keenetic-4836'
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3347] Config: added 'scan_ssid' value '1'
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3347] Config: added 'key_mgmt' value 'WPA-PSK'
дек 08 11:13:03 sl8.localdomain NetworkManager[1792]: <info> [1512713583.3348] Config: added 'psk' value '<hidden>'
дек 08 11:13:03 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:04 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:05 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:06 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:07 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:08 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:09 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:10 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:11 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:12 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:13 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:14 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:15 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:16 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:17 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:18 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:19 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:20 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:21 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:22 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:23 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:24 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:25 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:26 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:27 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:28 sl8.localdomain wpa_supplicant[659]: wlp2s0: CTRL-EVENT-SCAN-FAILED ret=-22 retry=1
дек 08 11:13:28 sl8.localdomain NetworkManager[1792]: <warn> [1512713608.6758] device (wlp2s0): Activation: (wifi) association took too long, failing activation
дек 08 11:13:28 sl8.localdomain NetworkManager[1792]: <info> [1512713608.6760] device (wlp2s0): state change: config -> failed (reason 'ssid-not-found', internal state 'managed')
дек 08 11:13:28 sl8.localdomain NetworkManager[1792]: <info> [1512713608.6930] manager: NetworkManager state is now DISCONNECTED
дек 08 11:13:28 sl8.localdomain NetworkManager[1792]: <warn> [1512713608.6947] device (wlp2s0): Activation: failed for connection 'Keenetic-4836'
дек 08 11:13:28 sl8.localdomain NetworkManager[1792]: <info> [1512713608.6953] device (wlp2s0): supplicant interface state: inactive -> disconnected
дек 08 11:13:28 sl8.localdomain NetworkManager[1792]: <info> [1512713608.6980] device (wlp2s0): state change: failed -> disconnected (reason 'none', internal state 'managed')
дек 08 11:13:29 sl8.localdomain NetworkManager[1792]: <info> [1512713609.7982] device (wlp2s0): supplicant interface state: disconnected -> inactive