Problem connecting to Router and the WEB with madwifi

[Satish Balay]

On Thu, 29 Apr 2004, Matthew Paulosky wrote:

> I have a Linksys WRT54G router and a Netgear WG311 pci card.  This setup
> works very well with XP Pro but I am having problems in my Fedora Core 1
> kernel-2.4.22-1.2174.nptl system.  I installed the
> kernel-madwifi-0.0.20040107-1_2.4.22_1.2174.nptl.rhfc1.i686.rpm from the
> WIKI site.  When the interface is up I can ping the card but not the Router.
> Also I am unable to access the Router through the web interface.  I know
> that it will work because I got it to work once but don't have a clue how
> and don't know what I did to loose it.  Can anyone point me in the right
> direction to get this up and running?  

<snip>

> 
> ath0 Link encap:Ethernet HWaddr 00:09:5B:96:4F:B7
> inet addr:192.168.1.100 Bcast:192.168.1.255 Mask:255.255.255.0

I guess DHCP worked fine - and the ip address is allocated..

> RX packets:725262 errors:370102 dropped:0 overruns:0 frame:370091
> TX packets:93 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:199
> RX bytes:61577874 (58.7 Mb) TX bytes:6933 (6.7 Kb)
> Interrupt:3 Memory:fad8f000-fad9f000

Looks like there are a lot of RX errors..


> [root at localhost root]# iwconfig gives this information:
> ath0 IEEE 802.11g ESSID:"home4" Nickname:"localhost.localdomain"
> Mode:Managed Frequency:2.437GHz Access Point: 00:0C:41:BB:64:DD
> Bit Rate=54Mb/s Tx-Power:off Sensitivity=0/3
> Retry:off RTS thr:off Fragment thr:off
> Encryption key:xxx-xxxx-xx Security mode:open
> Power Management:off
> Link Quality:45/94 Signal level:-50 dBm Noise level:-95 dBm
> Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
> Tx excessive retries:0 Invalid misc:0 Missed beacon:0

This looks good.. Esp the link quality. Perhaps the 802.11g mode
doesn't work well with the January snapshot? You could try using
802.11b mode

iwpriv ath0 mode 2

Satish