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Problem with bridge

Hi guys, I am having a problem with a bridge interface.
It was working normally, then I had to reboot because webadmin interface was down and I didn't have SSH access yet.
When it came up, the bridge interface stopped working. The guys that was dealing with it said that when he unplugged ETH0, it started to work again.

PS: BR0 = ETH0 = ETH1

Here some logs I found on the kernel.log

======== LOGs =============
2015:08:27-14:36:39 firewall002 kernel: [   19.419305] igb 0000:04:00.0 eth2: igb: eth2 NIC Link is Up 1000 M
bps Full Duplex, Flow Control: None
2015:08:27-14:36:39 firewall002 kernel: [   19.419693] IPv6: ADDRCONF(NETDEV_CHANGE): eth2: link becomes read
y
2015:08:27-14:36:39 firewall002 kernel: [   19.865127] br0: port 1(eth0) entered disabled state
2015:08:27-14:36:40 firewall002 kernel: [   20.762170] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
2015:08:27-14:36:41 firewall002 kernel: [   21.678380] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
2015:08:27-14:36:41 firewall002 kernel: [   21.708670] IPv6: ADDRCONF(NETDEV_UP): br0: link is not ready
2015:08:27-14:36:43 firewall002 kernel: [   23.808275] igb 0000:02:00.0 eth0: igb: eth0 NIC Link is Up 1000 M
bps Full Duplex, Flow Control: None
2015:08:27-14:36:43 firewall002 kernel: [   23.808588] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes read
y
2015:08:27-14:36:43 firewall002 kernel: [   23.808623] br0: port 1(eth0) entered forwarding state
2015:08:27-14:36:43 firewall002 kernel: [   23.808642] br0: port 1(eth0) entered forwarding state
2015:08:27-14:36:43 firewall002 kernel: [   23.808989] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready
2015:08:27-14:36:44 firewall002 kernel: [   24.584554] igb 0000:03:00.0 eth1: igb: eth1 NIC Link is Up 1000 M
bps Full Duplex, Flow Control: None
2015:08:27-14:36:44 firewall002 kernel: [   24.584869] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
2015:08:27-14:36:44 firewall002 kernel: [   24.584904] br0: port 2(eth1) entered forwarding state
2015:08:27-14:36:44 firewall002 kernel: [   24.584923] br0: port 2(eth1) entered forwarding state
2015:08:27-14:36:47 firewall002 kernel: [   27.827290] hwinfo: vm86 mode not supported on 64 bit kernel
2015:08:27-14:36:58 firewall002 kernel: [   38.818546] br0: port 1(eth0) entered forwarding state
2015:08:27-14:36:59 firewall002 kernel: [   39.618730] br0: port 2(eth1) entered forwarding state

[...]
[rebooted]


2015:08:27-14:50:52 firewall002 kernel: [   15.636392] igb 0000:02:00.0 eth0: igb: eth0 NIC Link is Up 1000 M
bps Full Duplex, Flow Control: None
2015:08:27-14:50:52 firewall002 kernel: [   15.636731] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes read
y
2015:08:27-14:50:52 firewall002 kernel: [   15.636754] br0: port 1(eth0) entered forwarding state
2015:08:27-14:50:52 firewall002 kernel: [   15.636766] br0: port 1(eth0) entered forwarding state
2015:08:27-14:50:52 firewall002 kernel: [   15.637087] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready
2015:08:27-14:50:53 firewall002 kernel: [   17.308740] igb 0000:04:00.0 eth2: igb: eth2 NIC Link is Up 1000 M
bps Full Duplex, Flow Control: None
2015:08:27-14:50:53 firewall002 kernel: [   17.309069] IPv6: ADDRCONF(NETDEV_CHANGE): eth2: link becomes read
y
2015:08:27-14:50:54 firewall002 kernel: [   18.344235] igb 0000:02:00.0 eth0: igb: eth0 NIC Link is Down
2015:08:27-14:50:54 firewall002 kernel: [   18.344300] br0: port 1(eth0) entered disabled state
2015:08:27-14:50:55 firewall002 kernel: [   19.173300] igb 0000:03:00.0 eth1: igb: eth1 NIC Link is Up 1000 M
bps Full Duplex, Flow Control: None
2015:08:27-14:50:56 firewall002 kernel: [   19.715743] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
2015:08:27-14:50:56 firewall002 kernel: [   19.715775] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes read
y
2015:08:27-14:50:57 firewall002 kernel: [   20.644035] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
2015:08:27-14:50:57 firewall002 kernel: [   20.674495] br0: port 2(eth1) entered forwarding state
2015:08:27-14:50:57 firewall002 kernel: [   20.674516] br0: port 2(eth1) entered forwarding state
2015:08:27-14:50:57 firewall002 kernel: [   20.712507] br0: port 2(eth1) entered disabled state

[...]

=========================
..and keeps doing something alike..

Any guesses?


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Parents
  • Hi, and welcome to the User BB!

    It looks like a hardware problem.  Is eth1 an Intel NIC?  You might be able to fix this at the command line with /sbin/ethtool -K eth1 tso off.  If that works, then you might want to add the following to /etc/crontab-static:

    @reboot root /sbin/ethtool -K wlan0 tso off


    Any luck with that?

    Cheers - Bob
     
    Sophos UTM Community Moderator
    Sophos Certified Architect - UTM
    Sophos Certified Engineer - XG
    Gold Solution Partner since 2005
    MediaSoft, Inc. USA
Reply
  • Hi, and welcome to the User BB!

    It looks like a hardware problem.  Is eth1 an Intel NIC?  You might be able to fix this at the command line with /sbin/ethtool -K eth1 tso off.  If that works, then you might want to add the following to /etc/crontab-static:

    @reboot root /sbin/ethtool -K wlan0 tso off


    Any luck with that?

    Cheers - Bob
     
    Sophos UTM Community Moderator
    Sophos Certified Architect - UTM
    Sophos Certified Engineer - XG
    Gold Solution Partner since 2005
    MediaSoft, Inc. USA
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