[Nsi-wg] Topology Use-Case

[Jeroen van der Ham]

Hi,

Attached is my approach to describing the use-case.
I managed to stay well within the (arbitrary) limit of 3 pages ;)

Jeroen.


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On 15 Dec 2011, at 12:47, Jeroen van der Ham wrote:

> Hello,
> 
> One of my action points for the NSI meeting was to draft a use-case for topology descriptions. The goal is to have both proposals describe in detail the approach for topology description and how that would support pathfinding.
> 
> My proposal is that both approaches outline the following:
> - Define a topology description for the Automated GOLE topology as was used during SC11 (10 networks, 4 VLANs, and their interconnections), diagram attached.
> - Describe how a pathfinding algorithm would consume the above-mentioned topologies, and then find path candidates from UvA to KRLight, and finally how to select one of the listed candidates in the following three scenarios:
> 	1) none of the networks have VLAN retagging,
> 	2) Only Netherlight supports VLAN retagging,
> 	3) All network support VLAN retagging.
> - A *short* analysis of how complex this solution is for the topology.
> - A *short* analysis of how the solution would extend to multi-layer descriptions.
> 
> The goal of these proposals is to inform the NSI group on the proposals, their complexity, and their future-proofness. I propose that we have a 3 page limit on the descriptions in order not to burden the rest of the group too much.
> 
> 
> Suggestions?
> 
> Jeroen.
> 
> 
> 
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