From: Michal Semler <cijoml@volny.cz>
To: bluez-users@lists.sourceforge.net
Subject: Re: [Bluez-users] Bluez BNEP connection close
References: <6.1.2.0.2.20050124165802.04168330@luna.tlmat.unican.es> <1106581771.8058.49.camel@pegasus> <6.1.2.0.2.20050124172931.041a03a0@pop.gmx.net>
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Date: Mon, 24 Jan 2005 17:23:01 +0100

Send us your code (you used GPL code :)) and maybe we'll find way to fix it.

Michal

Dne po 24. ledna 2005 17:46 George napsal(a):
> Hello.
>
> The fact is that I have copy pand code to automate them into my
> application. My application makes a bridge in order to communicate WIFI and
> BlueTooth.
>
> The traffic is not too much.. when I run a ping -s 50000 it crashes and
> hangs. The result is that some packets are transmitted correctly while
> others doesn't.
> The bnep0 connection disappears and then both ends are no more connected.
>
> After happening all that things I have to restart everything as the sdpd
> and also the bluetooth devices on both ends are hanged.
>
> For giving more information, one of the ends is a Sharp Zaurus 5500 and the
> other is a Laptop using and AnyCom usb dongle
>
> By having a look at /var/log/messages I have one messge that is:
>
> Kernel: NETDED WATCHDOG: bnep0: transmit timed out
>
> and also in other parts
>
> Jan 24 17:14:35 kernel: hci_acl_tx_to: hci0 ACL tx timeout
> Jan 24 17:14:35 kernel: hci_acl_tx_to: hci0 killing stalled ACL connection
> BA:D4:09:EE:02:00
> Jan 24 17:14:35 kernel: hci_acl_tx_to: hci0 ACL tx timeout
> Jan 24 17:14:35 kernel: hci_acl_tx_to: hci0 killing stalled ACL connection
> BA:D4:09:EE:02:00
>
>
> TA.
>
> At 16:49 24/01/2005, Marcel Holtmann wrote:
>  >Hi George,
>  >
>  >> I'm facing a problem using the Bluez stack for linux and I don't know
>  >> the reason and how to solve it.
>  >> I'm using the PAN environment, using the BNEP over L2CAP. I'm using
>  >> kernel 2.4.28-mh1 and bluez-libs-2.10 and bluez-utils-2.10.
>  >>
>  >> I manage to get both devices connected and running a ping over it.
>  >> However when I do some web browsing a problem appear (also if doing an
>  >> FTP or whatever thing).
>  >> When the amount of traffic through the connection increase, the
>  >> connection shut down without any reason.
>  >>
>  >> Any idea of why when stressing the connection by transferring big
>
> amount of
>
>  >> data it closes.
>  >
>  >check the syslog or dmesg for any error messages when this happens. I
>  >never had problems with big amount of data over BNEP. Btw about how much
>  >data are we talking?
>  >
>  >Regards
>  >
>  >Marcel
>  >
>  >
>  >
>  >
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-- 
S pozdravem

Michal Semler


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