[Primipassi] Ricezione Wireless dimezzata (50%) Stranissimo!

[peter rossi]

Scusate per il ritardo, ma sono stato un po incasinato :P
Anche io sono in quel di Firenze :D Ma pensavo di essere inscritto alla
lista primi passi del FLUG (Firenze Linux User Group)?!?! Ba! Vabbè! Cmq
qui su questo Thinkpad non trovo la solution eppure credo basti poco che ci
siamo.

Il giorno 04 giugno 2013 08:38, Endrio Ruggeri <jehuty.hig@gmail.com> ha
scritto:

> Peter sappimi dire il più possibile sulla scheda wifi...
>
Ok ti do un po di dati:

user@user ~ $ sudo lspci -vnn | grep 14e4
02:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11b/g/n
Wireless LAN Controller [14e4:4727] (rev 01)
    Subsystem: Broadcom Corporation Device [14e4:0608]

user@user ~ $ iwconfig
wlan0     IEEE 802.11bgn  ESSID:"000"
          Mode:Managed  Frequency:2.437 GHz  Access Point:
00:2G:3H:63:04:77
          Bit Rate=24 Mb/s   Tx-Power=19 dBm
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=36/70  Signal level=-74 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:5  Invalid misc:171   Missed beacon:0

user@user ~ $  sudo lshw -C network
PCI (sysfs)
  *-network
       description: Network controller
       product: BCM4313 802.11b/g/n Wireless LAN Controller
       vendor: Broadcom Corporation
       physical id: 0
       bus info: pci@0000:02:00.0
       version: 01
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list
       configuration: driver=bcma-pci-bridge latency=0
       resources: irq:17 memory:f0a00000-f0a03fff
  *-network
       description: Ethernet interface
       product: RTL8111/8168 PCI Express Gigabit Ethernet controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: eth0
       version: 07
       serial: 02:7a:32:6g:4y:6h
       size: 10Mbit/s
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: 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
       resources: irq:45 ioport:2000(size=256) memory:f0004000-f0004fff
memory:f0000000-f0003fff
  *-network
       description: Wireless interface
       physical id: 2
       logical name: wlan0
       serial: 02:7a:32:6g:4y:6h
       capabilities: ethernet physical wireless
       configuration: broadcast=yes driver=brcmsmac
driverversion=3.8.0-23-generic firmware=N/A ip=192.169.2.102 link=yes
multicast=yes wireless=IEEE 802.11bgn

user@user ~ $ dmesg | grep Broadcom
[    2.886658] usb 4-3: Manufacturer: Broadcom Corp
[   10.897453] usb 4-3: Manufacturer: Broadcom Corp

user@user ~ $ lspci -nn | grep -i net
02:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11b/g/n
Wireless LAN Controller [14e4:4727] (rev 01)
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd.
RTL8111/8168 PCI Express Gigabit Ethernet controller [10ec:8168] (rev 07)

user@user ~ $ dmesg | grep error
[    6.583355] EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro

user@user ~ $ dmesg | grep net
[    1.631098] audit: initializing netlink socket (disabled)
[    2.123639] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
[    9.124159] microcode: Microcode Update Driver: v2.00 <
tigran@aivazian.fsnet.co.uk>, Peter Oruba
[    9.716816] thinkpad_acpi: http://ibm-acpi.sf.net/
[   10.553259] Bluetooth: BNEP (Ethernet Emulation) ver 1.3

Se pensi non siano sufficienti, perfavore dimmi te che comando dare.
Ciao :)
PeterRossi
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