Issue with igb and lagg (was Re: Problem with link aggregation + sshd)

Vincent Hoffman vince at unsane.co.uk
Wed Sep 12 09:15:14 UTC 2012


On 11/09/2012 22:03, Giulio Ferro wrote:
> Well, there definitely seems to be a problem with igb and lagg.
>
> igb alone works as it should, but doesn't seem to work properly in lagg.
>
> To be sure I started from scratch from a 9.0 release with nothing but:
>
> /etc/rc.conf
> ---------------------------------------------------
> ifconfig_igb0="inet ..."
>
> ifconfig_igb1="up"
> ifconfig_igb2="up"
> ifconfig_igb3="up"
>
> cloned_interfaces="lagg0"
> ifconfig_lagg0="laggproto lacp laggport igb1 laggport igb2 laggport
> igb3 192.168.x.x/24"
>
> sshd_enable="YES"
> ---------------------------------------------------
>
> This doesn't even manage to start sshd, it just hangs there at boot.
>
> Disabling lagg configuration everything works correctly.
For what is worth its working fine for me on 8.3-RELEASE using failover.
ifconfig_igb0="up"
ifconfig_igb1="up"
cloned_interfaces="lagg0 lagg0.53 lagg0.52 lagg0.66"
ifconfig_lagg0="laggproto failover laggport igb0 laggport igb1
85.233.xxx.xxx/23"
ifconfig_lagg0_53="inet 192.168.xxx.226/24"
ifconfig_lagg0_52="inet 192.168.xxx.254/24"
ifconfig_lagg0_66="inet 192.168.xxx.250/24"
ipv4_addrs_lagg0_52="192.168.xxx.254/24 192.168.0.70/24"


lagg0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
   
options=401bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,VLAN_HWTSO>
    ether 00:25:90:39:64:76
    inet 85.233.xx.xx netmask 0xfffffe00 broadcast 85.233.xx.255
    media: Ethernet autoselect
    status: active
    laggproto failover
    laggport: igb1 flags=0<>
    laggport: igb0 flags=5<MASTER,ACTIVE>




Vince


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