L2L Connectivity Example

To understand the components involved in an L2L session, I’ve created the diagram shown in Figure 9-1. This figure shows a simple example of a network using L2L sessions. In this example, a corporation has two redundant 3060 concentrators at the corporate site: ConcentratorA and ConcentratorB. These concentrators handle L2L sessions and many remote access sessions. Redundancy is set up between the concentrators. This chapter discusses L2L redundancy and in Chapter 10, “Concentrator Management,” I’ll discuss remote access redundancy.

Figure 9-1. L2L Example

The corporate network is using ...

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