Re: Abnormal power consumption on N800

2007-03-24 Thread Neil MacLeod

Kalle Valo wrote:

I have now heard few reports of WLAN consuming too much power. Usually
it's a sign of WLAN not going to Power Save Mode and it happens
because of some odd IOP problems with certain Access Points.

I would like know more details about this hpcfwl. I would be
interested know at least it's make and model, but firmware version
also would be good to know.



Another user is reporting this problem against N800 OS 2007 with the latest 
3.2007.10-7 firmware. Details of the access point are in the bug report[1].

1. https://maemo.org/bugzilla/show_bug.cgi?id=1170

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Re: [maemo-users] Abnormal power consumption on N800

2007-02-10 Thread Larry Battraw

 On the subject of excessive WLAN power consumption, I have a issue
I've been meaning to bring up.  I use a US Robotics USB b/g WLAN
adapter in ad-hoc mode on a Linux system to connect to.  The driver
for the USB wrapper is loaded via NDIS Wrapper, kernel version 2.6.18.
I do not use DHCP for anything; all IP information is defined
statically.  The ad-hoc network uses 128b WEP.   Anyway, whenever I'm
connected I have no problems with the connection but it will dissipate
power continuously, growing warm to the touch regardless of how long
it's idle.  Typically I'll open a SSH session and leave it open all
day without doing much.

 Anyone have a similar experience aside from Humberto's?

Larry
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Re: [maemo-users] Abnormal power consumption on N800

2007-02-09 Thread Laurent GUERBY
On Fri, 2007-02-09 at 17:42 +0200, Kalle Valo wrote:
> "Humberto Ortiz-Zuazaga" <[EMAIL PROTECTED]> writes:
> 
> > I have an N800, and there are 2 wireless networks in the office, with
> > two SSID "hpcfwl" and "guestwl", I defined them both on the N800, but
> > hpcfwl won't let me connect until I add the Mac address to the access
> > point's ACL. guestwl does let me connect.
> >
> > The problem is that the N800 tries to connect to the hpcfwl when I walk
> > in the door, and eats a full charge in a few hours. The status bar shows
> > a ? on the connection icon.
> 
> I have now heard few reports of WLAN consuming too much power. Usually
> it's a sign of WLAN not going to Power Save Mode and it happens
> because of some odd IOP problems with certain Access Points.
> 
> I would like know more details about this hpcfwl. I would be
> interested know at least it's make and model, but firmware version
> also would be good to know.

On this choice of defined connection, I added a bugzilla:

https://maemo.org/bugzilla/show_bug.cgi?id=1043
Add priority to defined wifi connections

Laurent


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Re: [maemo-users] Abnormal power consumption on N800

2007-02-09 Thread Humberto Ortiz Zuazaga

Paul Klapperich wrote:

It'll be hard to test now, but my--gut reaction--guess would be that your


I can get the mac address taken out of the list if anyone needs me to 
run more tests.


N800 is continuously polling the access point for DHCP. Did it give an 
error

about local network addresses or the like? I'm not sure I've see the '?'
icon before and it would be interesting to know exactly how much network 
you

get on hpcfwl without having your MAC in the ACL. Does it assign you a
non-routable address and stick you in a VLan so you can't do any harm, does
it just refuse to talk to your device, or what? Your network engineer might
have some ideas with this...


As far as I know, the AP won't let me associate at all. Both hpcfwl and 
guestwl are on the same access point, on different vlans. guestwl will 
let anyone associate, and the vlan has a DHCP server that gives me an 
address.


hpcfwl won't let me associate if the Mac address isn't in the list. The 
vlan for this ssid has a different DHCP server, but as  far as I know I 
haven't gotten to the point of talking to that DHCP server when the N800 
is draining the battery.


It looks to me like it keeps polling trying to associate with the AP. Is 
there some command I can run to confirm this?


--
Humberto Ortiz-Zuazaga
Programmer-Archaeologist
UPR Bioinformatics Resource Center
http://www.hpcf.upr.edu/~humberto/
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Re: [maemo-users] Abnormal power consumption on N800

2007-02-09 Thread Paul Klapperich

On 2/9/07, Humberto Ortiz-Zuazaga <[EMAIL PROTECTED]> wrote:


I have an N800, and there are 2 wireless networks in the office, with
two SSID "hpcfwl" and "guestwl", I defined them both on the N800, but
hpcfwl won't let me connect until I add the Mac address to the access
point's ACL. guestwl does let me connect.

The problem is that the N800 tries to connect to the hpcfwl when I walk
in the door, and eats a full charge in a few hours. The status bar shows
a ? on the connection icon.



It'll be hard to test now, but my--gut reaction--guess would be that your
N800 is continuously polling the access point for DHCP. Did it give an error
about local network addresses or the like? I'm not sure I've see the '?'
icon before and it would be interesting to know exactly how much network you
get on hpcfwl without having your MAC in the ACL. Does it assign you a
non-routable address and stick you in a VLan so you can't do any harm, does
it just refuse to talk to your device, or what? Your network engineer might
have some ideas with this...

--Paul
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Re: [maemo-users] Abnormal power consumption on N800

2007-02-09 Thread Humberto Ortiz Zuazaga

Kalle Valo wrote:

I would like know more details about this hpcfwl. I would be
interested know at least it's make and model, but firmware version
also would be good to know.


The Cisco access point is:

Model: AIR-AP1231G-A-K9 (1200 Series)
System Software Version: 12.2(13)JA4

--
Humberto Ortiz-Zuazaga
Programmer-Archaeologist
UPR Bioinformatics Resource Center
http://www.hpcf.upr.edu/~humberto/
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Re: [maemo-users] Abnormal power consumption on N800

2007-02-09 Thread Humberto Ortiz Zuazaga

Kalle Valo wrote:

I would like know more details about this hpcfwl. I would be
interested know at least it's make and model, but firmware version
also would be good to know.


Both networks are on the same access point, a Cisco 1200 series. I'll 
get the details after lunch.


My network engineer added the mac address to the ACL this morning, and 
I've been here a couple of hours and the battery is still full.


--
Humberto Ortiz-Zuazaga
Programmer-Archaeologist
UPR Bioinformatics Resource Center
http://www.hpcf.upr.edu/~humberto/
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Re: [maemo-users] Abnormal power consumption on N800

2007-02-09 Thread Kalle Valo
"Humberto Ortiz-Zuazaga" <[EMAIL PROTECTED]> writes:

> I have an N800, and there are 2 wireless networks in the office, with
> two SSID "hpcfwl" and "guestwl", I defined them both on the N800, but
> hpcfwl won't let me connect until I add the Mac address to the access
> point's ACL. guestwl does let me connect.
>
> The problem is that the N800 tries to connect to the hpcfwl when I walk
> in the door, and eats a full charge in a few hours. The status bar shows
> a ? on the connection icon.

I have now heard few reports of WLAN consuming too much power. Usually
it's a sign of WLAN not going to Power Save Mode and it happens
because of some odd IOP problems with certain Access Points.

I would like know more details about this hpcfwl. I would be
interested know at least it's make and model, but firmware version
also would be good to know.

-- 
Kalle Valo

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[maemo-users] Abnormal power consumption on N800

2007-02-09 Thread Humberto Ortiz-Zuazaga
I have an N800, and there are 2 wireless networks in the office, with
two SSID "hpcfwl" and "guestwl", I defined them both on the N800, but
hpcfwl won't let me connect until I add the Mac address to the access
point's ACL. guestwl does let me connect.

The problem is that the N800 tries to connect to the hpcfwl when I walk
in the door, and eats a full charge in a few hours. The status bar shows
a ? on the connection icon.

If I manually select guestwl, it connects, and power consumption goes
way down.

I tried running top on the device when it's in the ? state, but don't
see anything unusual.

-- 
Humberto Ortiz-Zuazaga
Programmer-Archaeologist
University of Puerto Rico
http://www.hpcf.upr.edu/~humberto/



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