Author Topic: A Zaurus Mystery  (Read 10119 times)

mammothrept

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A Zaurus Mystery
« on: March 06, 2005, 09:38:18 am »
So I was walking through Akihabara today and dropped in the Linux Cafe for a coffee and some WiFi.   Akihabara, if you don't already know, is the computer Mecca of Tokyo and there really is a Linux Cafe although really it is just a rebranded Pronto.  Pronto is a chain of coffee shops a bit down scale from Starbucks but with free WiFi.

So anyway, I fire up my C3000 and try to log on.  Now I've done this before and it has always worked.  The required ESS is pronto but otherwise, the settings are standard Non-ESS, Any, Any.  Automatic DHCP, no WEP, no PPoE, yadda yadda.  Only this time it doesn't work.

I ask this older guy with a WinXP laptop what WiFi settings he is using.  Even with my bad Japanese and his worse English we confirm that my settings are right.  Hmmm.  OK, I decide to ask two younger guys at the table next to me. Each of them is using a W2K laptop and both have browsers open.  They must know something.  Their English is ever so slightly better but they still seemed a bit confused by something.  And this is the comedic bit.

After they looked over my WiFi settings and said yes, it should work, they did something that could only happen in Japan.  Both of them reached into backpacks under the table and pulled out a Zaurus.  The pudgy, shaggy haired guy pulled a C3000 and the gaunt, shaggy haired guy an 860.  In the States, what are the odds that you would run into one stranger with a Zaurus, much less two?


So here is the mystery part.  They fired up and opened networking and each had the same settings.  Three Zauruses (two C3000s and an 860) with three different known-good WiFi cards.  None of the Zauruses are getting online even though all have in the past.  But the three laptops, which are all using the same settings as the Zauruses, are on without a problem.  What gives?  Laptops good, Zauruses bad?

Just in case a little more technical detail will help, here is the setup at the Linux Cafe.  Two large rooms, each with a Toshiba WiFi access point.  One room has an ESS of pronto and the other of tsunami.  I ran Kismet to check the settings and I could see both of them with heaps of packets and good signal strength.  No WEP.  One thing I did notice with the Zauruses is that when you initiated the WiFi connection it would briefly (maybe two seconds) recognize the correct ESS but then flip to 'Unknown' ESS and lose the connection.

Anyway, after 20 minutes, I gave up on this, finished my coffee and walked out the door. On the way out I passed another guy with a Zaurus (an 860 I think) setting up.  I just kept going.

marshmn

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A Zaurus Mystery
« Reply #1 on: March 06, 2005, 06:02:03 pm »
Excellent Zaurus story! There should be a separate catgeory for Zaurus stories like this one!

No idea why all Zaurii would stop working one day... suppose they may have changed their access point to one which for some reason is incompatible with the WiFi driver(s) in the Zaurii?

Matt
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euroclie

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« Reply #2 on: March 06, 2005, 09:43:48 pm »
I hope they'll fix this before I get there next month! I'd hate not to be able to drink a coffee there and do some surfing & mail as I usually do whenever I travel to Tokyo!

Maybe we can drink a coffe together, mammothrept, even if the WiFi access isn't working by then?

Last time I went there, the WiFi access was working OK on a 4150 iPAQ PPC and a Sony Clie TH55 PDA... I know that Sony stopped their PDA business (and it seems most shops in Akihabara have closed or dramatically reduced their PDA sections recently after Sony's announcement), but I do hope that they won't restrict WiFi access to Windows computers!  

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Patrick

mammothrept

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A Zaurus Mystery
« Reply #3 on: March 06, 2005, 10:31:39 pm »
It has to be something technical but it isn't in the settings.  Six machines with the same settings but only the laptops work.  802.11b is a standard and the Zaurus gear should implement it the same as the laptops.  I don't care much about the lack of access in one coffee shop.  Open WiFi hotspots are more common in Tokyo than bowls of rice.  What I am intrigued by is the possibility that there is something systematically different or wrong with the way the Zauruses do WiFi.  And it can't be in the CF WiFi cards.  I have a Buffalo Tech card and the other two Zaureses had different flavors of Planax cards.  All no go.






Matt, let me know when you are coming to Tokyo and I'll try to meet you in Akihabara.



Quote
Excellent Zaurus story! There should be a separate catgeory for Zaurus stories like this one!

No idea why all Zaurii would stop working one day... suppose they may have changed their access point to one which for some reason is incompatible with the WiFi driver(s) in the Zaurii?



Matt
[div align=\"right\"][a href=\"index.php?act=findpost&pid=69544\"][{POST_SNAPBACK}][/a][/div]
« Last Edit: March 06, 2005, 10:32:18 pm by mammothrept »

kckong

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A Zaurus Mystery
« Reply #4 on: March 07, 2005, 03:15:18 am »
I am having a 3000 and 860 model, also facing problem on accessing public Wifi Network. But my IBM laptop is working fine. Compared the 2 settings are the same. Wondering why Z so "special" and cannot access public wifi network when i on the move!  This is the Main Objective I buy Z... Please advice.

xjqian

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« Reply #5 on: March 07, 2005, 04:18:47 am »
anybody tried 6000L/W with built-in wifi?
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undrwater

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« Reply #6 on: March 07, 2005, 11:22:40 am »
Quote
anybody tried 6000L/W with built-in wifi?
[div align=\"right\"][a href=\"index.php?act=findpost&pid=69587\"][{POST_SNAPBACK}][/a][/div]


I haven't yet found a "free" open network yet since I got my 6000L, but I know when I connect to the AP at Starbucks, I get the T-Mobile setup web page.

I'm actually having difficulties accessing my AP at home with the 6000L.  I have both a wireless router, and a stand-alone AP...the router connects me OK, but the AP refuses!  I can't ping the router/gateway (btw, I've tried with a few different models of AP).

Maybe I can test a few things here at home...is there a way to trace packets and determine where they're getting stopped?

iamasmith

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A Zaurus Mystery
« Reply #7 on: March 07, 2005, 12:38:02 pm »
Quote
Maybe I can test a few things here at home...is there a way to trace packets and determine where they're getting stopped?
[div align=\"right\"][a href=\"index.php?act=findpost&pid=69634\"][{POST_SNAPBACK}][/a][/div]
Possibly but dmesg my yield enough information to assist with the cause. Are you getting anything logged ?
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undrwater

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« Reply #8 on: March 07, 2005, 04:23:21 pm »
Here's the dmesg output:

Code: [Select]
FI:SUP:role=0x00:id=0x01:var=0x01:b/t=1/1
CFI:SUP:role=0x00:id=0x02:var=0x02:b/t=1/1
PRI:SUP:role=0x00:id=0x03:var=0x01:b/t=1/4
STA:SUP:role=0x00:id=0x04:var=0x01:b/t=1/12
PRI-CFI:ACT:role=0x01:id=0x02:var=0x02:b/t=1/1
STA-CFI:ACT:role=0x01:id=0x02:var=0x02:b/t=1/1
STA-MFI:ACT:role=0x01:id=0x01:var=0x01:b/t=1/1
Prism2 card SN: \x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00
usbdcore: usbdcore 0.1 035 2002-06-12 20:00 (dbg="")
net_fd 0.1 035 2002-06-12 20:00 (dbg="",alwaysup=0,OUT=64,IN=64)
vendorID: 4dd productID: 9032
pxa_bi 0.1-alpha 035 2002-06-12 20:00 (dbg="")
bi_modinit: call udc_startup_events
bi_device_event: call udc_enable
bi_device_event: call udc_all_interrupts
linkstatus=CONNECTED  

that looks a bit different than a dmesg i'd seen earlier which had messages similar to:

Code: [Select]
wlan0: hfa384x_cmd: cmd_queue full
So...what does this mean...I googled that message and found a couple of unhelpful sites.

seinfield

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« Reply #9 on: March 08, 2005, 12:39:10 am »
Hi, the same inverted problem but in America
i received a corega pcmcia wifi card from japan, drivers of course in japanese, it was working before leaving japan, but i can´t use this wifi card with my win2k laptop (Mexico), it tries to connect, it connects for a second then disconnects. I tested with another laptop with winxp and the same problem.

Any idea?

seinfield

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« Reply #10 on: March 08, 2005, 12:43:34 am »
i forgot, i have a corega APRS-11 wifi router (of course 100% japanese) working at home (Mexico), i will try to change the SSID to no name and try to conect with the zaurus (c700, symbol wifi card).
Trying to reproduce the problem.

Regards

bluedevils

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« Reply #11 on: March 08, 2005, 12:56:19 am »
Wasn't there a problem where 802.11b on an 802.11g wireless router didn't work?  I can't remember if it was wifi card specific or specific to the zaurus.  Maybe the cafe switched to 802.11g
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Chero

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A Zaurus Mystery
« Reply #12 on: March 08, 2005, 04:47:15 am »
Quote
Wasn't there a problem where 802.11b on an 802.11g wireless router didn't work?  I can't remember if it was wifi card specific or specific to the zaurus.  Maybe the cafe switched to 802.11g
[div align=\"right\"][a href=\"index.php?act=findpost&pid=69725\"][{POST_SNAPBACK}][/a][/div]

I'm using an 11b(11Mbps) card for my zaurus on a 54g(54Mbps) router without problems. My PC uses a 54g card and my laptop a 108g (108Mbps) pcmcia.
Quite a mixture, but it all works.

(just to say the problem won't be zaurus specific)

Chero
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undrwater

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« Reply #13 on: March 08, 2005, 12:24:06 pm »
I didn't notice...in the story in Japan...were the Z's able to "see" the AP?  Either through the network settings, or maybe kismet?

These maybe seperate issues...

bluedevils

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« Reply #14 on: March 08, 2005, 01:51:42 pm »
Thanks.  I think it might have been the netgear cards.

Quote
I'm using an 11b(11Mbps) card for my zaurus on a 54g(54Mbps) router without problems. My PC uses a 54g card and my laptop a 108g (108Mbps) pcmcia.
Quite a mixture, but it all works.

(just to say the problem won't be zaurus specific)

Chero
[div align=\"right\"][a href=\"index.php?act=findpost&pid=69734\"][{POST_SNAPBACK}][/a][/div]
I'm now an iphone user and use my zaurii as serial terminals, perl and shell scripting and when I need 640x480 screens

sl-c3100/pda cacko 1.23 | sl-6000l/needs battery | sl-c760/server pdaxrom rc12 | Former sl-5500/tkcrom owner (sister's birthday gift)