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Posté le 24/11/2012 à 21:38:21

Bonsoir,
je viens de voir que mon wifi est moins puissant ,et quand je vais à l'étage je perds
ma connexion... 30% je perds plus de 100K/SEC de telechargement aussi lol
Il y a moyen de remédier merci

Posté le 25/11/2012 à 11:26:30

Bonjour, je tourne a 30% de ma puissance wifi à 4m du routeur lol
j'ai trouve un script pour tester le wifi
voila

Code:

[code]

---| cat /etc/lsb-release |---

DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=12.10
DISTRIB_CODENAME=quantal
DISTRIB_DESCRIPTION="Ubuntu 12.10"

---| lsusb |---

Bus 001 Device 002: ID 05c8:032b Cheng Uei Precision Industry Co., Ltd (Foxlink)
Bus 006 Device 002: ID 0a5c:21e3 Broadcom Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub

---| lspci -k -nn | grep -A 3 -i net |---

03:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11b/g/n Wireless LAN Controller [14e4:4727] (rev 01)
Subsystem: Hewlett-Packard Company Device [103c:1795]
Kernel driver in use: bcma-pci-bridge
Kernel modules: bcma
07:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller [10ec:8168] (rev 06)
Subsystem: Hewlett-Packard Company Device [103c:3387]
Kernel driver in use: r8169
Kernel modules: r8169

---| sudo lshw -C network |---

*-network
description: Network controller
produit: BCM4313 802.11b/g/n Wireless LAN Controller
fabriquant: Broadcom Corporation
identifiant matériel: 0
information bus: pci@0000:03:00.0
version: 01
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list
configuration: driver=bcma-pci-bridge latency=0
ressources: irq:16 mémoire:f0200000-f0203fff
*-network
description: Ethernet interface
produit: RTL8111/8168B PCI Express Gigabit Ethernet controller
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:07:00.0
nom logique: eth0
version: 06
numéro de série: ec:9a:74:3f:e9:d4
taille: 10Mbit/s
capacité: 1Gbit/s
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl8168e-3_0.0.4 03/27/12 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
ressources: irq:41 portE/S:2000(taille=256) mémoire:f0104000-f0104fff mémoire:f0100000-f0103fff
*-network
description: Interface réseau sans fil
identifiant matériel: 2
nom logique: wlan0
numéro de série: 60:d8:19:98:a1:d3
fonctionnalités: ethernet physical wireless
configuration: broadcast=yes driver=brcmsmac driverversion=3.5.0-17-generic firmware=N/A ip=192.168.1.93 link=yes multicast=yes wireless=IEEE 802.11bgn

---| lsmod |---

Module Size Used by
arc4 12473 2
parport_pc 31968 0
ppdev 12817 0
rfcomm 37276 12
bnep 17707 2
snd_hda_codec_idt 59761 1
snd_hda_codec_hdmi 31423 1
brcmsmac 503651 0
mac80211 461161 1 brcmsmac
brcmutil 14355 1 brcmsmac
kvm 357806 0
joydev 17161 0
cfg80211 175375 2 brcmsmac,mac80211
cordic 12487 1 brcmsmac
hp_wmi 13616 0
sparse_keymap 13658 1 hp_wmi
microcode 18209 0
snd_seq_midi 13132 0
snd_rawmidi 25382 1 snd_seq_midi
snd_seq_midi_event 14475 1 snd_seq_midi
snd_seq 51255 2 snd_seq_midi,snd_seq_midi_event
psmouse 84843 0
k10temp 12958 0
btusb 17950 0
serio_raw 13031 0
bluetooth 183228 22 rfcomm,bnep,btusb
snd_seq_device 14137 3 snd_seq_midi,snd_rawmidi,snd_seq
snd_hda_intel 32515 7
snd_hda_codec 111547 3 snd_hda_codec_idt,snd_hda_codec_hdmi,snd_hda_intel
snd_hwdep 13272 1 snd_hda_codec
snd_pcm 80163 3 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec
uvcvideo 71277 0
videobuf2_core 32070 1 uvcvideo
videodev 95841 2 uvcvideo,videobuf2_core
videobuf2_vmalloc 12756 1 uvcvideo
videobuf2_memops 13184 1 videobuf2_vmalloc
radeon 820703 2
sp5100_tco 13417 0
snd_timer 24411 2 snd_seq,snd_pcm
bcma 34483 1 brcmsmac
i2c_piix4 12983 0
snd 61991 24 snd_hda_codec_idt,snd_hda_codec_hdmi,snd_rawmidi,snd_seq,snd_seq_device,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer
ttm 75534 1 radeon
drm_kms_helper 45271 1 radeon
drm 230463 4 radeon,ttm,drm_kms_helper
wmi 18590 1 hp_wmi
i2c_algo_bit 13197 1 radeon
soundcore 14599 1 snd
snd_page_alloc 14036 2 snd_hda_intel,snd_pcm
hp_accel 25728 0
lis3lv02d 19229 1 hp_accel
video 18847 0
input_polldev 13648 1 lis3lv02d
mac_hid 13037 0
lp 13299 0
parport 40753 3 parport_pc,ppdev,lp
ums_realtek 17669 0
uas 17556 0
usb_storage 39350 1 ums_realtek
r8169 55976 0

---| iwconfig |---

wlan0 IEEE 802.11bgn ESSID:"adsl"
Mode:Managed Frequency:2.412 GHz Access Point: 00:1E:2A:65:6B:F8
Bit Rate=1 Mb/s Tx-Power=19 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=29/70 Signal level=-81 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:2 Invalid misc:27 Missed beacon:0

---| ifconfig |---

eth0 Link encap:Ethernet HWaddr ec:9a:74:3f:e9:d4
UP BROADCAST MULTICAST MTU:1500 Metric:1
Packets reçus:0 erreurs:0 :0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:0 (0.0 B) Octets transmis:0 (0.0 B)

lo Link encap:Boucle locale
inet adr:127.0.0.1 Masque:255.0.0.0
adr inet6: ::1/128 Scope:Hôte
UP LOOPBACK RUNNING MTU:16436 Metric:1
Packets reçus:40 erreurs:0 :0 overruns:0 frame:0
TX packets:40 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:0
Octets reçus:4205 (4.2 KB) Octets transmis:4205 (4.2 KB)

wlan0 Link encap:Ethernet HWaddr 60:d8:19:98:a1:d3
inet adr:192.168.1.93 Bcast:192.168.1.255 Masque:255.255.255.0
adr inet6: fe80::62d8:19ff:fe98:a1d3/64 Scope:Lien
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Packets reçus:11459 erreurs:0 :0 overruns:0 frame:0
TX packets:11711 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:12511331 (12.5 MB) Octets transmis:1411514 (1.4 MB)

---| sudo iwlist scan |---

wlan0 Scan completed :
Cell 01 - Address: 00:1E:2A:65:6B:F8
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=28/70 Signal level=-82 dBm
Encryption key:on
ESSID:"adsl"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
12 Mb/s; 24 Mb/s; 36 Mb/s
Bit Rates:9 Mb/s; 18 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=0000000967a23a69
Extra: Last beacon: 80ms ago
IE: Unknown: 00046164736C
IE: Unknown: 010882848B960C183048
IE: Unknown: 030101
IE: Unknown: 2A0100
IE: Unknown: 32041224606C
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : TKIP CCMP
Authentication Suites (1) : PSK
Preauthentication Supported
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : TKIP CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD0900037F0101000EFF7F
IE: Unknown: DD1A00037F0301000000001E2A656BF8021E2A656BF864002C010E08

---| uname -r -m |---

3.5.0-17-generic i686

---| cat /etc/network/interfaces |---

# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp

---| nm-tool |---

[/code]

Posté le 25/11/2012 à 11:41:47

je dois faire un sudo apt-get update et upgrade ?