Hi Tony,
I agree that the mesh group feature described in RFC2973 is a relatively simple
mechanism to reduce the flooding of LSPs. However, it’s still a little bit
complex since 1) it relies on a correct static configuration on all links; 2)
it also modifies the behavior in the transmission of
Hi Les,
I have to say that the second draft you mentioned is irrelevant since leaf
nodes need to know the topology for performing congestion-aware path selection.
In contrast, the goal of that draft is to make the topology invisible for leaf
nodes.
As for the first draft, as the draft itself h
Hi Jeff,
Meta's deployment in their ML clusters as you mentioned has indicated clearly
that the centralized TE cannot respond fast enough to network failure, not to
mention congestion changes.
In fact, some vendors have used the BGP Link Bandwidth Extended Community to
achieve capacity-aware
Hi Jeff,
Open/R
(https://engineering.fb.com/2017/11/15/connectivity/open-r-open-routing-for-modern-networks/
) is actually an in-house link-state routing protocol.
The following text is quoted from the above article.
"For many years, Facebook has been operating these large-scale fabrics solely