Thanks Raja.
I will try downgrading the kernel and see if I can get over this.
Can you please re-confirm that my understanding of control_data section is
correct, I shall skip VLAN.

Harish

>Hi Harish,
>    Yes, you need “fab upgrade_kernel”. It could downgrade the kernel.
>You can avoid VLAN in the control_data,
>but the gateway may be required.
>
>Raja
>
>On 9/20/16, 10:23 AM, "Users on behalf of Patil, Harish"
><users-boun...@lists.opencontrail.org on behalf of
>harish.pa...@cavium.com> wrote:
>
>    Hello,
>    I¹m trying out Contrail SW installation for the first time. I have an
>    issue in installing it.
>    
>    Attached are the following to help debug the issue:
>    1) Diagram that shows the setup. Its a simple two-node topology with a
>    2x25G NIC connected back-back.
>    The testbed.py is configured based on that. All the configuration is
>    happening over the lab network 172.29.54.x connected via eth0
>interfaces.
>    
>    The end objective is to create VMs on both nodes using Openstack and
>ping
>    between both VMs using VXLAN as the tunneling protocol using the NIC
>    interfaces.
>    
>    2) The fab setup_all log that shows the failure.
>    
>    3) testbed.py
>    
>    Additional details:
>    
>    1) Contrail SW:
>    contrail-install-packages_3.0.2.0-51-ubuntu-14-04kilo_all.deb
>    
>    2) OS:
>    root@dut4092:/opt/contrail/utils# uname -a
>    Linux dut4092 4.2.0-27-generic #32~14.04.1-Ubuntu SMP Fri Jan 22
>15:32:26
>    UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
>    
>    Questions:
>    
>    - The documentation says 3.13.0-34 is the recommended kernel version.
>Is
>    it a must? 
>    Does fab upgrade_kernel_all actually downgrades the linux kernel?  I
>    didn¹t experiment by downgrading the kernel since the current
>installation
>    issue does not seem related to linux kernel version.
>    
>    - There is a section called ³control_data² in testbed.py. I believe
>this
>    is where we need to specify eth4 and eth5 as NIC interfaces over
>which the
>    VM traffic has to flow.
>    But I don¹t want to specify gateway and VLAN. Is it possible?
>    Eg:
>    #    host1 : { 'ip': '192.168.10.1/24', 'gw' : '192.168.10.254',
>    'device':'eth0', 'vlan': '224' },
>    
>    Thanks,
>    
>    Harish
>    
>    
>
>


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