From: Stephen Hemminger <shemminger@linux-foundation.org>
To: benno joy <bennojoy@gmail.com>
Cc: bridge@lists.linux-foundation.org
Subject: Re: [Bridge] Bridge blocking network traffic
Date: Thu, 22 Apr 2010 13:09:19 -0700 [thread overview]
Message-ID: <20100422130919.70206765@nehalam> (raw)
In-Reply-To: <m2nbc9320b91004211748o5548f351z646076fab6744cca@mail.gmail.com>
On Thu, 22 Apr 2010 10:48:09 +1000
benno joy <bennojoy@gmail.com> wrote:
> Dear Team,
>
> I have a strange problem...... This is my problem i have a linux box running
> Xen kernel (2.2). and i have the a bonding interface called bond0.497(eth0
> and eth1 and also des Vlan tagging).
> the bond0.497 is part of the bridge "xenbrv497", the issue is as soon as i
> make the bond a part of the bridge my network traffic stops to work.
> I did some prelimanary tests and found the following:
> 1) if i assighn an ip to the bond and do a ping to the gateway it works
> (provided it is not part of bridge xenbrv497)
> 2) if i add the bondig interface to the brodge xenbrv497 (brclt addif
> xenbrv497 bond0.497) the ping tests fails.
> 3) i did a tcpdump and found that arp requests are going out of the
> interface and we are getting response also. but soemhow
> the arp entries are not gettign registered. i did some googling and found it
> may be because of filtering so i disabled it by
> echo 0 > in /proc/sys/net/bridge/bridge-nf-*.
> But even this did not help still the arp entries are not getting registered
> due to which my network traffic is gettign dropped.
> This problem can be resolved by a reboot. but i would like to troubleshoot
> it.
> Could you please let me know how i can get more debugging message from the
> bridge calls so i can figure out what exactly is happening.
>
> # uname -a
> Linux vmclkxstgh04.espdev.aurdev.national.com.au 2.6.18-128.2.1.4.13.el5xen
> #1 SMP Mon Dec 7 14:34:40 EST 2009 i686 i686 i386 GNU/Linux
>
> [root@vmclkxstgh04 ~]# brctl show
> bridge name bridge id STP enabled interfaces
> vlan441 8000.0017a4770470 no bond0.441
> xenbrv205 8000.0017a477046c no bond1.205
> xenbrv208 8000.0017a477046c no bond1.208
> xenbrv220 8000.000000000000 no
> xenbrv221 8000.000000000000 no
> xenbrv226 8000.0017a477046c no vif40.1
> vif39.1
> vif37.1
> vif26.1
> vif25.1
> vif24.1
> vif13.1
> bond1.226
> xenbrv227 8000.0017a4770470 no vif40.0
> vif39.0
> vif37.0
> vif26.0
> vif25.0
> vif24.0
> vif13.0
> bond0.227
> xenbrv420 8000.0017a4770470 no bond0.420
> xenbrv422 8000.0017a4770470 no vif35.0
> vif7.0
> vif6.0
> vif4.0
> vif3.0
> vif2.0
> tap2.0
> bond0.422
> xenbrv425 8000.0017a4770470 no bond0.425
> xenbrv450 8000.0017a4770470 no bond0.450
> xenbrv492 8000.0017a4770470 no bond0.492
> xenbrv493 8000.0017a4770470 no bond0.493
> xenbrv494 8000.0017a4770470 no bond0.494
> xenbrv495 8000.0017a4770470 no bond0.495
> xenbrv496 8000.0017a4770470 no bond0.496
> xenbrv497 8000.0017a4770470 no bond0.497
> xenbrv701 8000.0017a477046c no vif44.1
> bond1.701
>
> bond0.497 Link encap:Ethernet HWaddr 00:17:A4:77:04:70
> inet addr:10.12.166.231 Bcast:10.12.166.255 Mask:255.255.255.224
> UP BROADCAST RUNNING MASTER MULTICAST MTU:1500 Metric:1
> RX packets:3807595 errors:0 dropped:0 overruns:0 frame:0
> TX packets:3304 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:188847200 (180.0 MiB) TX bytes:138768 (135.5 KiB)
You are supposed to assign IP address to bridge not the member of the bridge.
--
next prev parent reply other threads:[~2010-04-22 20:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-22 0:48 [Bridge] Bridge blocking network traffic benno joy
2010-04-22 20:09 ` Stephen Hemminger [this message]
2010-06-30 7:50 ` ratheesh k
[not found] ` <4C2B97CC.8090007@riverviewtech.net>
2010-07-01 17:05 ` ratheesh k
2010-07-01 17:57 ` Pascal Hambourg
2010-07-01 18:14 ` ratheesh k
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