আমি উবুন্টু 15.04 টি স্বতন্ত্রভাবে ব্যবহার করছি, আমি ওয়াইফাইয়ের সাথে সংযুক্ত আছি কিন্তু যখন আমি ফায়ারফক্স খুলি তখন এটি "সার্ভার পাওয়া যায় নি" বলে আমি সফ্টওয়্যার আপডেটারটি খুলি এটি বলে যে ডাউনলোড করতে ব্যর্থ হয়েছে, মূলত কোনও ইন্টারনেট অ্যাক্সেস নেই। তবে আমি আগে উবুন্টু 14 ব্যবহার করেছি এবং আমি কোনও ত্রুটি ছাড়াই সাধারণত ওয়াইফাইটি ব্যবহার করতে পারি। এছাড়াও আমার উইন্ডোজ এবং আমার ফোনগুলি কোনও ত্রুটি ছাড়াই কাজ করে। আমি বেশ কয়েকবার পুনরায় ইনস্টল করেছি এবং আমারও একই সমস্যা আছে।
আমার পরিস্থিতি সম্পর্কে এখানে কিছু তথ্য:
আমার ওয়াইফাই ডিভাইসটি হ'ল: হুয়াওয়ে এইচজি 8045 এ
$ 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)
দ্বিতীয় আদেশ:
$ 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
তৃতীয় আদেশ:
$ ping -c3 ubuntuforums.org
ping: unknown host ubuntuforums.org
একটি ছেলের স্ক্রিপ্টের ফলাফল যা আমি ইন্টারনেটে পেয়েছি:
########## 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 ############
আমি বুঝতে পারি না তবে একসময় আমি ফায়ারফক্সে পৃষ্ঠাটি রিফ্রেশ করি এবং এটি খুব কার্যকরী হয়, প্রায় এক মিনিট এবং এটি আবার "সার্ভার খুঁজে পায় নি" বলেছিল।