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Subject: CIPE + BRIDGE - ERROR: cipe_xmit packet length problem
From: "Francisco Fernandez" <ffh,AT,iwan21,DOT,net>
Date: Sat, 23 Dec 2000 17:22:59 +0100

Hi,

I wouldn't know where this comes from.. you might want to ask the CIPE
maintainer.

cheers,
Lennert

On Wed, 20 Dec 2000, Francisco Fernandez wrote:

> Hola ke tal estamos
>
> I have a LAN with 4 computers, two running windows and two running suse
6.4,
> kernel 2.2.18br and cipe 1.5-20001217.
> And I want to transmit from a windows machine to other, in IPX protocol,
> trought a CIPE TCP/IP tunnel, as shwon here:
>
>     ________         ________            ________         ________
>    |        |       |        |          |        |       |        |
>    | Win2K  |       |  SuSE  |          |  SuSE  |       | Win2K  |
>    |  IPX   |       |        |          |        |       |  IPX   |
>    |        |       |        |  TCP/IP  |        |       |        |
>    |        |       |    eth0:----X-----:eth0    |       |        |
>    |        |       |        |          |        |       |        |
>    |     eth:---X---:eth1    |          |    eth1:---X---:eth     |
>    |        |       |        |          |        |       |        |
>    |________|       |________|          |________|       |________|
>
> In the linux computers, I have this:
>
>    SuSE1                     SuSE2
>    -----                     -----
>    eth0:   192.168.20.200    eth0: 192.168.20.250
>    eth1:   192.168.1.1       eth1:   192.168.2.1
>    cipdb0: 10.2.200.1        cipdb0: 10.2.250.1
>
> The CIPE tunnel works ok, and I can transmit TCP/IP without problems.
> Then I do in both linux:
>
> > ifconfig eth1 0.0.0.0
> > ifconfig cipdb 0 0.0.0.0   (the cipe conection remains ok)
> > brctl addbr br0
> > brctl addif br0 eth1
> > brctl addif br0 cipdb0
> > brctl sethello br0 1
> > brctl setmaxage br0 4
> > brctl setfd br0 4
> > ifconfig br0 up
>
> And I get this in /var/log/messages:
>
>
****************************************************************************
> ****
>  .
> Dec 19 04:46:07 golondrino kernel: cipdb0: cipe_sendmsg
> Dec 19 04:46:07 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:46:11 golondrino kernel: br0: port 2(cipdb0) entering listening
> state
> Dec 19 04:46:11 golondrino kernel: br0: port 1(eth1) entering listening
> state
> Dec 19 04:46:12 golondrino kernel: cipdb0: cipe_xmit packet length problem
> 60/782
> Dec 19 04:46:14 golondrino last message repeated 2 times
> Dec 19 04:46:15 golondrino kernel: cipdb0: cipe_sendmsg
> Dec 19 04:46:15 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:46:15 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:46:15 golondrino kernel: cipdb0: cipe_sendmsg
> Dec 19 04:46:15 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:46:15 golondrino kernel: br0: port 2(cipdb0) entering learning
> state
> Dec 19 04:46:15 golondrino kernel: cipdb0: cipe_xmit packet length problem
> 60/782
> Dec 19 04:46:15 golondrino kernel: br0: port 1(eth1) entering learning
state
> Dec 19 04:46:16 golondrino kernel: cipdb0: cipe_xmit packet length problem
> 60/782
> Dec 19 04:46:18 golondrino last message repeated 2 times
> Dec 19 04:46:19 golondrino kernel: br0: port 2(cipdb0) entering forwarding
> state
> Dec 19 04:46:19 golondrino kernel: br0: topology change detected,
> propagating
> Dec 19 04:46:19 golondrino kernel: cipdb0: cipe_xmit packet length problem
> 60/782
> Dec 19 04:46:19 golondrino kernel: br0: port 1(eth1) entering forwarding
> state
> Dec 19 04:46:19 golondrino kernel: br0: topology change detected,
> propagating
> Dec 19 04:46:20 golondrino kernel: cipdb0: cipe_xmit reentrance
> Dec 19 04:46:21 golondrino modprobe: modprobe: Can't locate module
net-pf-10
> Dec 19 04:46:21 golondrino kernel: cipdb0: cipe_xmit reentrance
> Dec 19 04:46:22 golondrino kernel: cipdb0: cipe_xmit reentrance
> Dec 19 04:46:23 golondrino kernel: cipdb0: cipe_sendmsg
> Dec 19 04:46:23 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:46:23 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:46:23 golondrino kernel: cipdb0: cipe_sendmsg
> Dec 19 04:46:23 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:46:23 golondrino kernel: cipdb0: cipe_xmit packet length problem
> 60/782
> Dec 19 04:46:25 golondrino last message repeated 2 times
> Dec 19 04:46:25 golondrino kernel: cipdb0: cipe_xmit reentrance
> Dec 19 04:46:26 golondrino kernel: cipdb0: cipe_xmit packet length problem
> 60/782
> Dec 19 04:46:27 golondrino kernel: cipdb0: cipe_xmit packet length problem
> 60/782
> Dec 19 04:46:27 golondrino kernel: cipdb0: cipe_xmit reentrance
> Dec 19 04:46:30 golondrino last message repeated 3 times
> Dec 19 04:46:31 golondrino kernel: cipdb0: cipe_sendmsg
>  .
>  .
>  .
> Dec 19 04:53:03 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:53:03 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:53:03 golondrino kernel: cipdb0: cipe_sendmsg
> Dec 19 04:53:03 golondrino kernel: cipdb0: cipe_recvmsg
> Dec 19 04:53:09 golondrino ciped-db[23490]: Terminated
> Dec 19 04:53:09 golondrino ciped-db[23490]: Interface stats      488
5
> 0    0    0     0          0         0      588       5  328    0    0
78
> 0          0
> Dec 19 04:53:09 golondrino ciped-db[23490]: KX stats: rreq=0, req=6,
ind=5,
> indb=0, ack=5, ackb=0, unknown=0
> Dec 19 04:53:09 golondrino kernel: cipdb0: cipe_sendmsg
> Dec 19 04:53:09 golondrino kernel: cipdb0: closing
> Dec 19 04:53:09 golondrino kernel: cipdb0: sock_close
> Dec 19 04:53:09 golondrino kernel: cipdb0: closed
> Dec 19 04:53:09 golondrino ciped-db[23490]: cipdb0: daemon exiting
> Dec 19 04:53:16 golondrino kernel: cipdb: cipe_unalloc_dev 0
>  .
>  .
>
****************************************************************************
> ****
>
> What's the meaning of these errors??
> - Dec 19 04:46:21 golondrino modprobe: modprobe: Can't locate module
> net-pf-10
> - Dec 19 04:46:19 golondrino kernel: cipdb0: cipe_xmit packet length
problem
> 60/782
>
> How can I do what I want?
> Shouldn't it work in that way?
>
> Thanks a lot
>
> Francisco Fernandez
>
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> Bridge,AT,math,DOT,leidenuniv,DOT,nl
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