我正在使用生动的ubuntu 15.04，已连接到wifi，但是当我打开Firefox时，它说“找不到服务器”，我打开软件更新程序，它说下载失败，基本上没有互联网访问权限。但是我之前使用过ubuntu 14，并且可以正常使用wifi而不会出现任何错误。我的Windows和手机也可以正常工作。我已经干净重新安装了几次，但我遇到了同样的问题。
以下是有关我的情况的一些信息：
我的wifi设备是：华为HG8045A
$ ifconfig -a
eth0 Link encap:Ethernet HWaddr a4:ba:db:d7:88:90
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:8281 errors:0 dropped:0 overruns:0 frame:0
TX packets:8281 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:563292 (563.2 KB) TX bytes:563292 (563.2 KB)
wlan0 Link encap:Ethernet HWaddr c4:46:19:0f:ee:bf
inet addr:192.168.100.9 Bcast:192.168.100.255 Mask:255.255.255.0
inet6 addr: fe80::c646:19ff:fe0f:eebf/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:33059 errors:0 dropped:0 overruns:0 frame:0
TX packets:25679 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:32258604 (32.2 MB) TX bytes:2616017 (2.6 MB)
第二条命令：
$ route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.100.1 0.0.0.0 UG 1024 0 0 wlan0
169.254.0.0 0.0.0.0 255.255.0.0 U 1000 0 0 wlan0
192.168.100.0 0.0.0.0 255.255.255.0 U 0 0 0 wlan0
sf@SFLap:~$ ping -c3 91.189.94.12
PING 91.189.94.12 (91.189.94.12) 56(84) bytes of data.
64 bytes from 91.189.94.12: icmp_seq=1 ttl=53 time=423 ms
64 bytes from 91.189.94.12: icmp_seq=2 ttl=53 time=422 ms
64 bytes from 91.189.94.12: icmp_seq=3 ttl=53 time=421 ms
--- 91.189.94.12 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 421.879/422.802/423.965/0.868 ms
第三条命令：
$ ping -c3 ubuntuforums.org
ping: unknown host ubuntuforums.org
我在互联网上发现的某人脚本的结果：
########## wireless info START ##########
Report from: 27 Jul 2015 22:12 ICT +0700
Booted last: 28 Jul 2015 04:42 ICT +0700
Script from: 14 Jul 2015 17:04 UTC +0000
##### release ###########################
Distributor ID: Ubuntu
Description: Ubuntu 15.04
Release: 15.04
Codename: vivid
##### kernel ############################
Linux 3.19.0-21-generic #21-Ubuntu SMP Sun Jun 14 18:31:11 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Parameters: ro, quiet, splash, vt.handoff=7
##### desktop ###########################
Ubuntu
##### lspci #############################
12:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11bgn Wireless Network Adapter [14e4:4727] (rev 01)
Subsystem: Dell Inspiron M5010 / XPS 8300 [1028:0010]
Kernel driver in use: wl
13:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller [10ec:8136] (rev 02)
Subsystem: Dell Device [1028:0447]
Kernel driver in use: r8169
##### lsusb #############################
Bus 002 Device 014: ID 413c:8160 Dell Computer Corp. Wireless 365 Bluetooth
Bus 002 Device 011: ID 413c:8162 Dell Computer Corp. Integrated Touchpad [Synaptics]
Bus 002 Device 010: ID 413c:8161 Dell Computer Corp. Integrated Keyboard
Bus 002 Device 009: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth)
Bus 002 Device 013: ID 0951:1665 Kingston Technology
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 0c45:6461 Microdia
Bus 001 Device 003: ID 2635:0601
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
##### rfkill ############################
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: brcmwl-0: Wireless LAN
Soft blocked: no
Hard blocked: no
4: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
##### lsmod #############################
wl 6369280 0
dell_wmi 16384 0
sparse_keymap 16384 1 dell_wmi
cfg80211 540672 1 wl
dell_laptop 16384 0
dcdbas 16384 1 dell_laptop
wmi 20480 1 dell_wmi
##### interfaces ########################
auto lo
iface lo inet loopback
##### ifconfig ##########################
eth0 Link encap:Ethernet HWaddr <MAC 'eth0' [IF]>
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
wlan0 Link encap:Ethernet HWaddr <MAC 'wlan0' [IF]>
inet addr:192.168.100.9 Bcast:192.168.100.255 Mask:255.255.255.0
inet6 addr: fe80::<IP6 'wlan0' [IF]>/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:55703 errors:0 dropped:0 overruns:0 frame:18398
TX packets:47028 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:60247797 (60.2 MB) TX bytes:4920972 (4.9 MB)
Interrupt:17
##### iwconfig ##########################
eth0 no wireless extensions.
lo no wireless extensions.
wlan0 IEEE 802.11abg ESSID:"DinhMoc"
Mode:Managed Frequency:2.462 GHz Access Point: <MAC 'DinhMoc' [AC1]>
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
##### route #############################
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.100.1 0.0.0.0 UG 1024 0 0 wlan0
169.254.0.0 0.0.0.0 255.255.0.0 U 1000 0 0 wlan0
192.168.100.0 0.0.0.0 255.255.255.0 U 0 0 0 wlan0
##### resolv.conf #######################
nameserver 8.8.8.8
nameserver 8.8.4.4
nameserver 127.0.1.1
##### network managers ##################
Installed:
NetworkManager
Running:
root 662 1 0 21:43 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon
##### NetworkManager info ###############
GENERAL.DEVICE: wlan0
GENERAL.TYPE: wifi
GENERAL.VENDOR: Broadcom Corporation
GENERAL.PRODUCT: BCM4313 802.11bgn Wireless Network Adapter (Inspiron M5010 / XPS 8300)
GENERAL.DRIVER: wl
GENERAL.DRIVER-VERSION: 6.30.223.248 (r487574)
GENERAL.FIRMWARE-VERSION:
GENERAL.HWADDR: <MAC 'wlan0' [IF]>
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:1c.1/0000:12:00.0/net/wlan0
GENERAL.IP-IFACE: wlan0
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.CONNECTION: DinhMoc
GENERAL.CON-UUID: 83386bbf-439a-4e3a-af79-1d490216c8cf
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/3
CAPABILITIES.CARRIER-DETECT: no
CAPABILITIES.SPEED: 65 Mb/s
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{0}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: 83386bbf-439a-4e3a-af79-1d490216c8cf | DinhMoc
WIFI-PROPERTIES.WEP: yes
WIFI-PROPERTIES.WPA: yes
WIFI-PROPERTIES.WPA2: yes
WIFI-PROPERTIES.TKIP: yes
WIFI-PROPERTIES.CCMP: yes
WIFI-PROPERTIES.AP: no
WIFI-PROPERTIES.ADHOC: yes
IP4.ADDRESS[1]: ip = 192.168.100.9/24, gw = 192.168.100.1
IP4.ROUTE[1]: dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.DNS[1]: 8.8.8.8
IP4.DNS[2]: 8.8.4.4
DHCP4.OPTION[1]: requested_ntp_servers = 1
DHCP4.OPTION[2]: requested_domain_search = 1
DHCP4.OPTION[3]: requested_broadcast_address = 1
DHCP4.OPTION[4]: requested_domain_name = 1
DHCP4.OPTION[5]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[6]: requested_time_offset = 1
DHCP4.OPTION[7]: expiry = 1438268643
DHCP4.OPTION[8]: requested_wpad = 1
DHCP4.OPTION[9]: next_server = 0.0.0.0
DHCP4.OPTION[10]: requested_netbios_scope = 1
DHCP4.OPTION[11]: requested_interface_mtu = 1
DHCP4.OPTION[12]: requested_subnet_mask = 1
DHCP4.OPTION[13]: dhcp_lease_time = 259200
DHCP4.OPTION[14]: ip_address = 192.168.100.9
DHCP4.OPTION[15]: subnet_mask = 255.255.255.0
DHCP4.OPTION[16]: requested_static_routes = 1
DHCP4.OPTION[17]: routers = 192.168.100.1
DHCP4.OPTION[18]: broadcast_address = 192.168.100.255
DHCP4.OPTION[19]: domain_name_servers = 8.8.8.8 8.8.4.4
DHCP4.OPTION[20]: requested_domain_name_servers = 1
DHCP4.OPTION[21]: requested_netbios_name_servers = 1
DHCP4.OPTION[22]: requested_routers = 1
DHCP4.OPTION[23]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[24]: dhcp_message_type = 5
DHCP4.OPTION[25]: requested_host_name = 1
DHCP4.OPTION[26]: network_number = 192.168.100.0
DHCP4.OPTION[27]: dhcp_server_identifier = 192.168.100.1
IP6.ADDRESS[1]: ip = fe80::<IP6 'wlan0' [IF]>/64, gw = fe80::1
IP6.DNS[1]: fe80::1
DHCP6.OPTION[1]: requested_dhcp6_domain_search = 1
DHCP6.OPTION[2]: dhcp6_name_servers = fe80::1
DHCP6.OPTION[3]: dhcp6_server_id = 0:1:0:1:c7:92:bc:95:8:e8:4f:2d:fe:10
DHCP6.OPTION[4]: requested_dhcp6_server_id = 1
DHCP6.OPTION[5]: requested_dhcp6_name_servers = 1
DHCP6.OPTION[6]: requested_dhcp6_client_id = 1
DHCP6.OPTION[7]: dhcp6_client_id = 0:4:53:f0:f9:49:84:c4:33:23:9c:3e:c1:69:6a:d2:6e:d2
GENERAL.DEVICE: eth0
GENERAL.TYPE: ethernet
GENERAL.VENDOR: Realtek Semiconductor Co., Ltd.
GENERAL.PRODUCT: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
GENERAL.DRIVER: r8169
GENERAL.DRIVER-VERSION: 2.3LK-NAPI
GENERAL.FIRMWARE-VERSION:
GENERAL.HWADDR: <MAC 'eth0' [IF]>
GENERAL.MTU: 1500
GENERAL.STATE: 20 (unavailable)
GENERAL.REASON: 2 (Device is now managed)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:1c.2/0000:13:00.0/net/eth0
GENERAL.IP-IFACE:
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.CONNECTION: --
GENERAL.CON-UUID: --
GENERAL.CON-PATH: --
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: unknown
CONNECTIONS.AVAILABLE-CONNECTION-PATHS:
WIRED-PROPERTIES.CARRIER: off
SSID BSSID MODE CHAN FREQ RATE SIGNAL BARS SECURITY ACTIVE *
Nothing <MAC 'Nothing' [AC5]> Infra 6 2437 MHz 54 Mbit/s 52 ▂▄__ WPA1 no
Comtrend <MAC 'Comtrend' [AC2]> Infra 11 2462 MHz 54 Mbit/s 39 ▂▄__ WPA2 no
Free <MAC 'Free' [AN3]> Infra 6 2437 MHz 54 Mbit/s 27 ▂___ WPA1 WPA2 no
TP-LINK_883BA0 <MAC 'TP-LINK_883BA0' [AC4]> Infra 1 2412 MHz 54 Mbit/s 27 ▂___ WPA1 WPA2 no
LeChung <MAC 'LeChung' [AC3]> Infra 1 2412 MHz 54 Mbit/s 22 ▂___ WPA1 no
DinhMoc <MAC 'DinhMoc' [AC1]> Infra 11 2462 MHz 54 Mbit/s 100 ▂▄▆█ WPA1 WPA2 yes *
##### NetworkManager.state ##############
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
WimaxEnabled=true
##### NetworkManager.conf ###############
[main]
plugins=ifupdown,keyfile,ofono
dns=dnsmasq
[ifupdown]
managed=false
##### NetworkManager profiles ###########
[[/etc/NetworkManager/system-connections/DinhMoc]] (600 root)
[connection] id=DinhMoc | type=wifi
[wifi] ssid=DinhMoc | mac-address=<MAC 'wlan0' [IF]>
[ipv4] method=auto
[ipv6] method=auto
[[/etc/NetworkManager/system-connections/vananh]] (600 root)
[connection] id=vananh | type=wifi
[wifi] ssid=vananh | mac-address=<MAC 'wlan0' [IF]>
[ipv4] method=auto
[ipv6] method=auto
##### iw reg get ########################
Region: Asia/Ho_Chi_Minh (based on set time zone)
country GB: DFS-ETSI
(2402 - 2482 @ 40), (N/A, 20), (N/A)
(5170 - 5250 @ 40), (N/A, 20), (N/A)
(5250 - 5330 @ 40), (N/A, 20), (0 ms), DFS
(5490 - 5710 @ 40), (N/A, 27), (0 ms), DFS
(57240 - 65880 @ 2160), (N/A, 40), (N/A), NO-OUTDOOR
##### iwlist channels ###################
eth0 no frequency information.
lo no frequency information.
wlan0 32 channels in total; available frequencies :
Channel 01 : 2.412 GHz
Channel 02 : 2.417 GHz
Channel 03 : 2.422 GHz
Channel 04 : 2.427 GHz
Channel 05 : 2.432 GHz
Channel 06 : 2.437 GHz
Channel 07 : 2.442 GHz
Channel 08 : 2.447 GHz
Channel 09 : 2.452 GHz
Channel 10 : 2.457 GHz
Channel 11 : 2.462 GHz
Channel 12 : 2.467 GHz
Channel 13 : 2.472 GHz
Channel 36 : 5.18 GHz
Channel 38 : 5.19 GHz
Channel 40 : 5.2 GHz
Channel 42 : 5.21 GHz
Channel 44 : 5.22 GHz
Channel 46 : 5.23 GHz
Channel 48 : 5.24 GHz
Channel 52 : 5.26 GHz
Channel 56 : 5.28 GHz
Channel 60 : 5.3 GHz
Channel 64 : 5.32 GHz
Channel 100 : 5.5 GHz
Channel 104 : 5.52 GHz
Channel 108 : 5.54 GHz
Channel 112 : 5.56 GHz
Channel 116 : 5.58 GHz
Channel 120 : 5.6 GHz
Channel 124 : 5.62 GHz
Channel 128 : 5.64 GHz
Current Frequency:2.462 GHz (Channel 11)
##### iwlist scan #######################
eth0 Interface doesn't support scanning.
lo Interface doesn't support scanning.
Channel occupancy:
2 APs on Frequency:2.412 GHz (Channel 1)
1 APs on Frequency:2.437 GHz (Channel 6)
2 APs on Frequency:2.462 GHz (Channel 11)
wlan0 Scan completed :
Cell 01 - Address: <MAC 'DinhMoc' [AC1]>
Channel:11
Frequency:2.462 GHz (Channel 11)
Quality=70/70 Signal level=-11 dBm
Encryption key:on
ESSID:"DinhMoc"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
18 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=0000000000000000
Extra: Last beacon: 4ms ago
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : TKIP CCMP
Authentication Suites (1) : PSK
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : TKIP CCMP
Authentication Suites (1) : PSK
Cell 02 - Address: <MAC 'Comtrend' [AC2]>
Channel:11
Frequency:2.462 GHz (Channel 11)
Quality=21/70 Signal level=-89 dBm
Encryption key:on
ESSID:"Comtrend"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=0000000000000000
Extra: Last beacon: 4ms ago
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
Cell 03 - Address: <MAC 'LeChung' [AC3]>
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=24/70 Signal level=-86 dBm
Encryption key:on
ESSID:"LeChung"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=0000000000000000
Extra: Last beacon: 4ms ago
IE: WPA Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
Cell 04 - Address: <MAC 'TP-LINK_883BA0' [AC4]>
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=24/70 Signal level=-86 dBm
Encryption key:on
ESSID:"TP-LINK_883BA0"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=0000000000000000
Extra: Last beacon: 4ms ago
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: WPA Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
Cell 05 - Address: <MAC 'Nothing' [AC5]>
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=50/70 Signal level=-60 dBm
Encryption key:on
ESSID:"Nothing"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=0000000000000000
Extra: Last beacon: 4ms ago
IE: WPA Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
##### module infos ######################
[wl]
filename: /lib/modules/3.19.0-21-generic/updates/dkms/wl.ko
license: MIXED/Proprietary
srcversion: 9A49255BA90267D99664757
depends: cfg80211
vermagic: 3.19.0-21-generic SMP mod_unload modversions
parm: passivemode:int
parm: wl_txq_thresh:int
parm: oneonly:int
parm: piomode:int
parm: instance_base:int
parm: nompc:int
parm: intf_name:string
[cfg80211]
filename: /lib/modules/3.19.0-21-generic/kernel/net/wireless/cfg80211.ko
description: wireless configuration support
license: GPL
author: Johannes Berg
srcversion: E61EB836E1B33C2A2918485
depends:
intree: Y
vermagic: 3.19.0-21-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 33:3A:84:CC:97:05:DD:B2:6E:1C:DC:E3:88:AF:CE:DC:2D:EF:F7:61
sig_hashalgo: sha512
parm: ieee80211_regdom:IEEE 802.11 regulatory domain code (charp)
parm: cfg80211_disable_40mhz_24ghz:Disable 40MHz support in the 2.4GHz band (bool)
##### module parameters #################
[cfg80211]
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00
##### /etc/modules ######################
##### modprobe options ##################
[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci
[/etc/modprobe.d/blacklist-bcm43.conf]
blacklist b43
blacklist b43legacy
blacklist ssb
blacklist bcm43xx
blacklist brcm80211
blacklist brcmfmac
blacklist brcmsmac
blacklist bcma
[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist i2c_i801
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac
[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off
[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
[/etc/modprobe.d/mlx4.conf]
softdep mlx4_core post: mlx4_en
##### rc.local ##########################
exit 0
##### pm-utils ##########################
##### udev rules ########################
[/etc/udev/rules.d/70-persistent-net.rules]
# PCI device 0x10ec:0x8136 (r8169)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="<MAC 'eth0' [IF]>", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0"
# PCI device 0x14e4:0x4727 (brcmsmac)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="<MAC 'wlan0' [IF]>", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="wlan*", NAME="wlan0"
##### dmesg #############################
[ 991.453754] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 999.714122] CPU: 1 PID: 378 Comm: wl_event_handle Tainted: P OE 3.19.0-21-generic #21-Ubuntu
[ 999.714251] [<ffffffffc08809fb>] wl_notify_roaming_status+0xcb/0x150 [wl]
[ 999.714318] [<ffffffffc087d75a>] wl_event_handler+0x6a/0x230 [wl]
[ 999.714417] [<ffffffffc087d6f0>] ? wl_free_wdev.isra.23+0x80/0x80 [wl]
[ 1535.378159] ERROR @wl_dev_intvar_get : error (-1)
########## wireless info END ############
我不明白，但是有时我会在firefox中刷新页面，它可以正常工作，但是很短，大约一分钟，它又说“找不到服务器”。
1
您能为/etc/resolve.conf中指定的三个DNS服务器添加ping结果吗？
—
mgor 2015年
我不明白，您想让我ping什么地址？@mgor
—
truongnm
8.8.8.8、8.8.4.4和127.0.1.1
—
mgor