Offline Strategic TE Design

The online strategic discussion covered a lot of things that are inherent to either full-mesh architecture. But the online strategic architecture is not very good at a few things that the offline strategic architecture can handle better.

The most important thing to consider is what's known as the packing problem. A packing problem is a type of problem that deals with optimal use of resources. It's worth spending some serious time on this next section if you don't understand it at first pass, because you need to understand the impact this problem has on your network.

Packing Problem

Consider the two links between the two LSRs shown in Figure 9-9. Each link is an OC-3, with a maximum of 150 Mbps of reservable bandwidth. ...

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