[Bug 1006547] Re: vlan doesn't work properly on 12.04 server

[Pär Näsberg]

I found our problem. Seems to be related to the intel e1000 driver.

Running the following fixed it for us:
 ethtool -K ethX rxvlan off

Found the info here:
https://bugzilla.redhat.com/show_bug.cgi?id=754589

** Bug watch added: Red Hat Bugzilla #754589
   https://bugzilla.redhat.com/show_bug.cgi?id=754589

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https://bugs.launchpad.net/bugs/1006547

Title:
  vlan doesn't work properly on 12.04 server

Status in “isc-dhcp” package in Ubuntu:
  Invalid
Status in “vlan” package in Ubuntu:
  Incomplete

Bug description:
  same config working only with previous distro 10.04 lts and 11.10 server 
  with 12.04 server it s working everytime , 
  example 
  command : ifup eth0.101
  with : .../interfaces:
  "auto eth0 
   iface eth0 inet dhcp 
    iface eth0.101 inet dhcp"

  but it doenst work when I restart : /etc/init.d/networking restart

  after that it stucks for a whilehere:  
  dhclient3 -e IF_METRIC=100 -pf /var/run/dhclient.eth0.101.pid -lf /var/lib/dhcp/dhclient.eth0.101.leases -1 eth0.101

  any idea  to fix it ?

  many thanks

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