[maemo-users] [maemo-users] How to debug WLAN connection problem in N800?

From: Kalle Valo Kalle.Valo at nokia.com
Date: Mon Jan 15 10:42:00 EET 2007
"Juha Kuikka" <juha.kuikka at gmail.com> writes:

> I can chime in with the second problem. :)

Come on, it's Monday. Please give the guy some time to wakeup first ;)

But seriously: keep all comments coming, I'm curious to see how WLAN
works for N800.

> Environment: Linksys WRT54G with latest FW, configured to only allow WPA2
> with AES-PSK, N800 with out-of-the-box FW.

What N800 image version?

> Problem description:
> Occasionally the wlan connection on n800 ceases to function. So far this has
> only happened when the device is not in use i.e. I pick it up to start
> browsing but it is not working.
> In the UI problem is not apparent, the Connection Manager still shows the
> state as "Connected" and in "IP address" screen everything looks ok. In
> Connection Manager the "Sent" counter increases if I initiate communication
> from n800 but the "Received" is unchanged no matter what I try.
> On the command line (Xterm):
> - routing table is ok
> - ifconfig is ok

Can you check kernel logs with dmesg? Is there talk about "haven't got
a WR_READY for DMA write"?

> - /etc/resolv.conf only shows localhost (this also seems to be the case
> when the connection is working, we are using local proxy-dns?)

Yep, there's dnsmasq running. IIRC, the original resolv.conf files are
in '/tmp/resolv.conf.*'.

Kalle Valo

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