[ovs-discuss] Clarification on the documentation related to bonding

[Vinay Bannai]

Thanks Scott.

Yes, our experience has been in regards to using active-tlb and active-slb
across multiple switches with M-LAG on the switches and LACP.

On Thu, Dec 11, 2014 at 12:14 PM, Scott Lowe <scott.lowe at scottlowe.org>
wrote:

> Vinay, some switches have support for multi-chassis link aggregation
> (often called MLAG). For MLAG-capable switches, you should be able to use
> any LACP-based bonding mechanism across multiple **correctly configured**
> switches. However, in the absence of MLAG support, LACP-based bonding types
> cannot be used across multiple upstream switches.
>
> Does that help at all?
>
>
> On Dec 11, 2014, at 10:44 AM, Vinay Bannai <vbannai at gmail.com> wrote:
>
> > Reading through the 'INTERNALS" document in vswitchd directory, I saw a
> statement under "Active Backup Bonding" that I would like to get clarified.
> >
> > Active Backup bonds send all traffic out one "active" slave until that
> > slave becomes unavailable.  Since they are significantly less
> > complicated than SLB bonds, they are preferred when LACP is not an
> > option.  Additionally, they are the only bond mode which supports
> > attaching each slave to a different upstream switch.
> >
> > The last statement implies that only Active Backup supports connecting
> to different upstream switches. This seems to be incorrect as our
> experience shows that we can connect to the different upstream switches for
> both "tlb" and "slb" modes using LACP. If someone can clarify, I am happy
> to update the section.
> >
> > --
> > Vinay Bannai
> > Email: vbannai at gmail.com
> > Google Voice: 415 938 7576
> > _______________________________________________
> > discuss mailing list
> > discuss at openvswitch.org
> > http://openvswitch.org/mailman/listinfo/discuss
>
>


-- 
Vinay Bannai
Email: vbannai at gmail.com
Google Voice: 415 938 7576
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