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 文章标题 : 电脑重启后需要插拔无线网卡才能注册成功,请大神帮忙看看
帖子发表于 : 2017-09-14 11:19 

注册: 2007-03-09 13:12
帖子: 1
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刚刚看到有位兄弟也遇到了类似的问题,但还没有搞定,因此也发一帖,希望大神帮忙看看
dmesg看,重启后识别无线网卡,但总是认证失败
[ 15.556633] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 15.563933] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 15.764350] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 15.968373] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 16.172369] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
重新插拔后,重新识别无线网卡,
[ 163.366813] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 163.368280] wlx30b49e820c0d: authenticated

另外有个疑问 我看arp
localhost ether 30:f3:35:77:8c:4d C wlx30b49e820c0d
这个mac和 auth访问的不是一个mac?

附log

[ 6.657096] audit: type=1400 audit(1505357761.364:10): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/sbin/cups-browsed" pid=587 comm="apparmor_parser"
[ 6.657560] audit: type=1400 audit(1505357761.364:11): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/sbin/ippusbxd" pid=589 comm="apparmor_parser"
[ 6.921889] asus_wmi: ASUS WMI generic driver loaded
[ 6.922561] asus_wmi: Initialization: 0x0
[ 6.922576] asus_wmi: BIOS WMI version: 0.9
[ 6.922618] asus_wmi: SFUN value: 0x0
[ 6.922795] input: Eee PC WMI hotkeys as /devices/platform/eeepc-wmi/input/input15
[ 6.923373] asus_wmi: Number of fans: 1
[ 7.392498] Adding 15998972k swap on /dev/sda6. Priority:-1 extents:1 across:15998972k FS
[ 7.799235] usb 1-12: This Realtek USB WiFi dongle (0x0bda:0x818b) is untested!
[ 7.799235] usb 1-12: Please report results to Jes.Sorensen@gmail.com
[ 7.856995] usb 1-12: Vendor: Realtek
[ 7.856996] usb 1-12: Product: 802.11n NI
[ 7.856996] usb 1-12: Serial:
[ 7.856997] usb 1-12: rtl8192eu_parse_efuse: dumping efuse (0x200 bytes):
[ 7.856998] usb 1-12: 00: 29 81 00 7c 01 40 03 00
[ 7.856998] usb 1-12: 08: 40 74 04 50 14 00 00 00
[ 7.856999] usb 1-12: 10: 24 24 24 25 25 25 25 25
[ 7.856999] usb 1-12: 18: 26 26 26 02 ef ef ff ff
[ 7.857000] usb 1-12: 20: ff ff ff ff ff ff ff ff
[ 7.857000] usb 1-12: 28: ff ff ff ff ff ff ff ff
[ 7.857001] usb 1-12: 30: ff ff ff ff ff ff ff ff
[ 7.857001] usb 1-12: 38: ff ff 24 24 24 24 24 24
[ 7.857002] usb 1-12: 40: 25 25 25 25 25 02 ef ef
[ 7.857002] usb 1-12: 48: ff ff ff ff ff ff ff ff
[ 7.857003] usb 1-12: 50: ff ff ff ff ff ff ff ff
[ 7.857003] usb 1-12: 58: ff ff ff ff ff ff ff ff
[ 7.857003] usb 1-12: 60: ff ff ff ff ff ff ff ff
[ 7.857004] usb 1-12: 68: ff ff ff ff ff ff ff ff
[ 7.857004] usb 1-12: 70: ff ff ff ff ff ff ff ff
[ 7.857005] usb 1-12: 78: ff ff ff ff ff ff ff ff
[ 7.857005] usb 1-12: 80: ff ff ff ff ff ff ff ff
[ 7.857006] usb 1-12: 88: ff ff ff ff ff ff ff ff
[ 7.857006] usb 1-12: 90: ff ff ff ff ff ff ff ff
[ 7.857007] usb 1-12: 98: ff ff ff ff ff ff ff ff
[ 7.857007] usb 1-12: a0: ff ff ff ff ff ff ff ff
[ 7.857007] usb 1-12: a8: ff ff ff ff ff ff ff ff
[ 7.857008] usb 1-12: b0: ff ff ff ff ff ff ff ff
[ 7.857008] usb 1-12: b8: 20 20 1f 00 00 00 ff ff
[ 7.857009] usb 1-12: c0: ff 01 00 10 00 00 00 ff
[ 7.857009] usb 1-12: c8: 00 00 ff ff ff ff ff ff
[ 7.857010] usb 1-12: d0: da 0b 8b 81 e7 47 02 30
[ 7.857010] usb 1-12: d8: b4 9e 82 0c 0d 0a 03 52
[ 7.857011] usb 1-12: e0: 65 61 6c 74 65 6b 20 0e
[ 7.857011] usb 1-12: e8: 03 38 30 32 2e 31 31 6e
[ 7.857011] usb 1-12: f0: 20 4e 49 43 20 00 00 ff
[ 7.857012] usb 1-12: f8: ff ff ff ff ff ff ff ff
[ 7.857012] usb 1-12: 100: ff ff ff ff ff ff ff ff
[ 7.857013] usb 1-12: 108: ff ff ff ff ff ff ff ff
[ 7.857013] usb 1-12: 110: ff ff ff ff ff ff ff 0d
[ 7.857014] usb 1-12: 118: 03 00 05 00 30 00 00 00
[ 7.857014] usb 1-12: 120: 00 93 ff ff ff ff ff ff
[ 7.857015] usb 1-12: 128: ff ff ff ff ff ff ff ff
[ 7.857015] usb 1-12: 130: f6 a8 98 2d 03 92 98 00
[ 7.857016] usb 1-12: 138: fc 8c 00 11 9b 44 02 0a
[ 7.857016] usb 1-12: 140: ff ff ff ff ff ff ff ff
[ 7.857016] usb 1-12: 148: ff ff ff ff ff ff ff ff
[ 7.857017] usb 1-12: 150: ff ff ff ff ff ff ff ff
[ 7.857017] usb 1-12: 158: ff ff ff ff ff ff ff ff
[ 7.857018] usb 1-12: 160: ff ff ff ff ff ff ff ff
[ 7.857018] usb 1-12: 168: ff ff ff ff ff ff ff ff
[ 7.857019] usb 1-12: 170: ff ff ff ff ff ff ff ff
[ 7.857019] usb 1-12: 178: ff ff ff ff ff ff ff ff
[ 7.857020] usb 1-12: 180: ff ff ff ff ff ff ff ff
[ 7.857020] usb 1-12: 188: ff ff ff ff ff ff ff ff
[ 7.857021] usb 1-12: 190: ff ff ff ff ff ff ff ff
[ 7.857021] usb 1-12: 198: ff ff ff ff ff ff ff ff
[ 7.857021] usb 1-12: 1a0: ff ff ff ff ff ff ff ff
[ 7.857022] usb 1-12: 1a8: ff ff ff ff ff ff ff ff
[ 7.857022] usb 1-12: 1b0: ff ff ff ff ff ff ff ff
[ 7.857023] usb 1-12: 1b8: ff ff ff ff ff ff ff ff
[ 7.857023] usb 1-12: 1c0: ff ff ff ff ff ff ff ff
[ 7.857024] usb 1-12: 1c8: ff ff ff ff ff ff ff ff
[ 7.857024] usb 1-12: 1d0: ff ff ff ff ff ff ff ff
[ 7.857025] usb 1-12: 1d8: ff ff ff ff ff ff ff ff
[ 7.857025] usb 1-12: 1e0: ff ff ff ff ff ff ff ff
[ 7.857025] usb 1-12: 1e8: ff ff ff ff ff ff ff ff
[ 7.857026] usb 1-12: 1f0: ff ff ff ff ff ff ff ff
[ 7.857026] usb 1-12: 1f8: ff ff ff ff ff ff ff ff
[ 7.857028] usb 1-12: RTL8192EU rev B (SMIC) 2T2R, TX queues 3, WiFi=1, BT=0, GPS=0, HI PA=0
[ 7.857028] usb 1-12: RTL8192EU MAC: 30:b4:9e:82:0c:0d
[ 7.857029] usb 1-12: rtl8xxxu: Loading firmware rtlwifi/rtl8192eu_nic.bin
[ 7.895223] usb 1-12: Firmware revision 19.0 (signature 0x92e1)
[ 7.896799] do the RAM reset
[ 8.791056] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory
[ 8.813720] usbcore: registered new interface driver rtl8xxxu
[ 8.824968] NFSD: starting 90-second grace period (net ffffffffab32b700)
[ 8.834311] rtl8xxxu 1-12:1.0 wlx30b49e820c0d: renamed from wlan0
[ 9.076463] IPv6: ADDRCONF(NETDEV_UP): enp0s31f6: link is not ready
[ 9.264448] IPv6: ADDRCONF(NETDEV_UP): enp0s31f6: link is not ready
[ 9.278472] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 9.283775] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 9.435596] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 10.956194] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 10.956195] Bluetooth: BNEP filters: protocol multicast
[ 10.956198] Bluetooth: BNEP socket layer initialized
[ 11.584720] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 11.592403] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 11.796310] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 12.000341] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 12.204414] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 13.376704] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 13.384197] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 13.584374] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 13.788352] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 13.992371] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 15.556633] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 15.563933] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 15.764350] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 15.968373] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 16.172369] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 18.236650] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 18.244245] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 18.444374] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 18.648335] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 18.852346] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 30.964582] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 30.973681] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 31.176348] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 31.380347] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 31.584347] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 36.006254] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 37.060536] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 37.068340] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 37.272312] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 37.476309] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 37.680311] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 48.752560] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 48.761750] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 48.964349] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 49.168347] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 49.372350] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 61.006690] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 62.068671] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 62.077714] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 62.280348] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 62.484307] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 62.692372] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 73.793237] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 73.801071] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 74.004355] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 74.208367] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 74.412364] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 86.008366] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 87.088610] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 87.096823] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 87.300299] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 87.504290] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 87.708339] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 98.817122] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 98.825705] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 99.028362] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 2/3)
[ 99.232357] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 3/3)
[ 99.436355] wlx30b49e820c0d: authentication with 30:f3:35:77:8c:54 timed out
[ 111.009507] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 130.912956] usb 1-12: USB disconnect, device number 3
[ 130.999479] usb 1-12: rtl8192eu_active_to_emu: Disabling MAC timed out
[ 130.999481] usb 1-12: disconnecting
[ 133.652367] usb 1-12: new high-speed USB device number 4 using xhci_hcd
[ 133.792905] usb 1-12: New USB device found, idVendor=0bda, idProduct=818b
[ 133.792909] usb 1-12: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 133.792911] usb 1-12: Product: 802.11n NIC
[ 133.792913] usb 1-12: Manufacturer: Realtek
[ 133.792915] usb 1-12: SerialNumber: 00e04c000001
[ 133.793818] usb 1-12: This Realtek USB WiFi dongle (0x0bda:0x818b) is untested!
[ 133.793820] usb 1-12: Please report results to Jes.Sorensen@gmail.com
[ 133.852051] usb 1-12: Vendor: Realtek
[ 133.852053] usb 1-12: Product: 802.11n NI
[ 133.852055] usb 1-12: Serial:
[ 133.852058] usb 1-12: rtl8192eu_parse_efuse: dumping efuse (0x200 bytes):
[ 133.852060] usb 1-12: 00: 29 81 00 7c 01 40 03 00
[ 133.852062] usb 1-12: 08: 40 74 04 50 14 00 00 00
[ 133.852064] usb 1-12: 10: 24 24 24 25 25 25 25 25
[ 133.852066] usb 1-12: 18: 26 26 26 02 ef ef ff ff
[ 133.852068] usb 1-12: 20: ff ff ff ff ff ff ff ff
[ 133.852070] usb 1-12: 28: ff ff ff ff ff ff ff ff
[ 133.852072] usb 1-12: 30: ff ff ff ff ff ff ff ff
[ 133.852073] usb 1-12: 38: ff ff 24 24 24 24 24 24
[ 133.852075] usb 1-12: 40: 25 25 25 25 25 02 ef ef
[ 133.852077] usb 1-12: 48: ff ff ff ff ff ff ff ff
[ 133.852079] usb 1-12: 50: ff ff ff ff ff ff ff ff
[ 133.852081] usb 1-12: 58: ff ff ff ff ff ff ff ff
[ 133.852082] usb 1-12: 60: ff ff ff ff ff ff ff ff
[ 133.852084] usb 1-12: 68: ff ff ff ff ff ff ff ff
[ 133.852086] usb 1-12: 70: ff ff ff ff ff ff ff ff
[ 133.852088] usb 1-12: 78: ff ff ff ff ff ff ff ff
[ 133.852090] usb 1-12: 80: ff ff ff ff ff ff ff ff
[ 133.852091] usb 1-12: 88: ff ff ff ff ff ff ff ff
[ 133.852093] usb 1-12: 90: ff ff ff ff ff ff ff ff
[ 133.852095] usb 1-12: 98: ff ff ff ff ff ff ff ff
[ 133.852097] usb 1-12: a0: ff ff ff ff ff ff ff ff
[ 133.852099] usb 1-12: a8: ff ff ff ff ff ff ff ff
[ 133.852100] usb 1-12: b0: ff ff ff ff ff ff ff ff
[ 133.852102] usb 1-12: b8: 20 20 1f 00 00 00 ff ff
[ 133.852104] usb 1-12: c0: ff 01 00 10 00 00 00 ff
[ 133.852106] usb 1-12: c8: 00 00 ff ff ff ff ff ff
[ 133.852107] usb 1-12: d0: da 0b 8b 81 e7 47 02 30
[ 133.852109] usb 1-12: d8: b4 9e 82 0c 0d 0a 03 52
[ 133.852111] usb 1-12: e0: 65 61 6c 74 65 6b 20 0e
[ 133.852113] usb 1-12: e8: 03 38 30 32 2e 31 31 6e
[ 133.852115] usb 1-12: f0: 20 4e 49 43 20 00 00 ff
[ 133.852116] usb 1-12: f8: ff ff ff ff ff ff ff ff
[ 133.852118] usb 1-12: 100: ff ff ff ff ff ff ff ff
[ 133.852120] usb 1-12: 108: ff ff ff ff ff ff ff ff
[ 133.852122] usb 1-12: 110: ff ff ff ff ff ff ff 0d
[ 133.852124] usb 1-12: 118: 03 00 05 00 30 00 00 00
[ 133.852126] usb 1-12: 120: 00 93 ff ff ff ff ff ff
[ 133.852128] usb 1-12: 128: ff ff ff ff ff ff ff ff
[ 133.852129] usb 1-12: 130: f6 a8 98 2d 03 92 98 00
[ 133.852131] usb 1-12: 138: fc 8c 00 11 9b 44 02 0a
[ 133.852133] usb 1-12: 140: ff ff ff ff ff ff ff ff
[ 133.852135] usb 1-12: 148: ff ff ff ff ff ff ff ff
[ 133.852137] usb 1-12: 150: ff ff ff ff ff ff ff ff
[ 133.852138] usb 1-12: 158: ff ff ff ff ff ff ff ff
[ 133.852140] usb 1-12: 160: ff ff ff ff ff ff ff ff
[ 133.852142] usb 1-12: 168: ff ff ff ff ff ff ff ff
[ 133.852144] usb 1-12: 170: ff ff ff ff ff ff ff ff
[ 133.852146] usb 1-12: 178: ff ff ff ff ff ff ff ff
[ 133.852147] usb 1-12: 180: ff ff ff ff ff ff ff ff
[ 133.852149] usb 1-12: 188: ff ff ff ff ff ff ff ff
[ 133.852151] usb 1-12: 190: ff ff ff ff ff ff ff ff
[ 133.852153] usb 1-12: 198: ff ff ff ff ff ff ff ff
[ 133.852155] usb 1-12: 1a0: ff ff ff ff ff ff ff ff
[ 133.852156] usb 1-12: 1a8: ff ff ff ff ff ff ff ff
[ 133.852158] usb 1-12: 1b0: ff ff ff ff ff ff ff ff
[ 133.852160] usb 1-12: 1b8: ff ff ff ff ff ff ff ff
[ 133.852162] usb 1-12: 1c0: ff ff ff ff ff ff ff ff
[ 133.852164] usb 1-12: 1c8: ff ff ff ff ff ff ff ff
[ 133.852165] usb 1-12: 1d0: ff ff ff ff ff ff ff ff
[ 133.852167] usb 1-12: 1d8: ff ff ff ff ff ff ff ff
[ 133.852169] usb 1-12: 1e0: ff ff ff ff ff ff ff ff
[ 133.852171] usb 1-12: 1e8: ff ff ff ff ff ff ff ff
[ 133.852173] usb 1-12: 1f0: ff ff ff ff ff ff ff ff
[ 133.852174] usb 1-12: 1f8: ff ff ff ff ff ff ff ff
[ 133.852179] usb 1-12: RTL8192EU rev B (SMIC) 2T2R, TX queues 3, WiFi=1, BT=0, GPS=0, HI PA=0
[ 133.852181] usb 1-12: RTL8192EU MAC: 30:b4:9e:82:0c:0d
[ 133.852184] usb 1-12: rtl8xxxu: Loading firmware rtlwifi/rtl8192eu_nic.bin
[ 133.852297] usb 1-12: Firmware revision 19.0 (signature 0x92e1)
[ 135.737633] rtl8xxxu 1-12:1.0 wlx30b49e820c0d: renamed from wlan0
[ 135.765070] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 135.771573] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 135.833945] IPv6: ADDRCONF(NETDEV_UP): wlx30b49e820c0d: link is not ready
[ 163.362916] wlx30b49e820c0d: authenticate with 30:f3:35:77:8c:54
[ 163.366813] wlx30b49e820c0d: send auth to 30:f3:35:77:8c:54 (try 1/3)
[ 163.368280] wlx30b49e820c0d: authenticated
[ 163.372280] wlx30b49e820c0d: associate with 30:f3:35:77:8c:54 (try 1/3)
[ 163.375772] wlx30b49e820c0d: RX AssocResp from 30:f3:35:77:8c:54 (capab=0x411 status=0 aid=2)
[ 163.376336] usb 1-12: rtl8xxxu_bss_info_changed: HT supported
[ 163.376777] wlx30b49e820c0d: associated
[ 163.376798] IPv6: ADDRCONF(NETDEV_CHANGE): wlx30b49e820c0d: link becomes ready
:~$ uname -a
Linux cp 4.10.0-33-generic #37~16.04.1-Ubuntu SMP Fri Aug 11 14:07:24 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
:~$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:818b Realtek Semiconductor Corp.
Bus 001 Device 002: ID 046d:c534 Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
:~$ lsusb -t
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/12p, 480M
|__ Port 1: Dev 2, If 1, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 1: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 12: Dev 4, If 0, Class=Vendor Specific Class, Driver=rtl8xxxu, 480M
:~$ sudo iwconfig
lo no wireless extensions.

wlx30b49e820c0d IEEE 802.11 ESSID:"CU_P44A"
Mode:Managed Frequency:2.457 GHz Access Point: 30:F3:35:77:8C:54
Bit Rate=1 Mb/s Tx-Power=20 dBm
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Encryption key:off
Power Management:off
Link Quality=18/70 Signal level=-92 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0

enp0s31f6 no wireless extensions.


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