Intel 3945ABG Wirelss Issue on hardy

Ankur Jain ankurj at
Wed May 7 17:14:07 UTC 2008


I upgraded to Hardy from Gutsy on my Dell Inspiron 1520. Now the wireless
router doesn't work at all. Though the wifi card is detected. Could someone
guide me through.

Output of "lspci | grep 3945 "

c:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG Network
Connection (rev 02)

Output of iwconfig eth1 is given below :

eth1      IEEE 802.11g  ESSID:""  Nickname:""
          Mode:Managed  Frequency:2.462 GHz  Access Point:
          Tx-Power=27 dBm
          Retry min limit:7   RTS thr:off   Fragment thr=2346 B
          Encryption key:off
          Power Management:off
          Link Quality:0  Signal level:0  Noise level:0
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

Output of lshw -C network is
       description: Wireless interface
       product: PRO/Wireless 3945ABG Network Connection
       vendor: Intel Corporation
       physical id: 0
       bus info: pci at 0000:0c:00.0
       logical name: wmaster0
       version: 02
       serial: 00:1b:77:81:0d:30
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list logical ethernet
physical wireless
       configuration: broadcast=yes driver=iwl3945 latency=0 module=iwl3945
multicast=yes wireless=IEEE 802.11g
       description: Ethernet interface
       product: BCM4401-B0 100Base-TX
       vendor: Broadcom Corporation
       physical id: 0
       bus info: pci at 0000:03:00.0
       logical name: eth0
       version: 02
       serial: 00:19:b9:85:5e:ec
       size: 100MB/s
       capacity: 100MB/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm bus_master cap_list ethernet physical mii 10bt
10bt-fd 100bt 100bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=b44
driverversion=2.0 duplex=full ip= latency=64 link=yes
module=ssb multicast=yes port=twisted pair speed=100MB/s

Could someone help me connect to my wifi network (Open, unrestricted as of

Ankur Jain
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