[j-nsp] VPLS label allocation

David water dwater2010 at gmail.com
Thu Jun 17 09:12:08 EDT 2010


Now, how the label base, offset is calculated, we can configure the site id
so how does the router calculate the other values?

On Thu, Jun 17, 2010 at 8:30 AM, Phill Jolliffe <phill at twine-networks.com>wrote:

> Need to be careful when describing the formula. local/remote site id
> means varies depending on perspective.
>
> for example:
>
> PE-A, (connected to customer site id 1), advertises a label base of
> 1000, range of 4 and offset of 1
>
> This route is received by remote PE-B that has another sight in the
> same VPN. The site connected to PE-B is site id 3.
>
> Traffic forward from site 3 to site 1 will arrive at PE-A with a label 1002
>
> label base + remote sight id - offset
>



-- 
David W.


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