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Multiclass LSPs
Multiclass LSPs function like standard LSPs, but they also allow you to configure multiple class types with guaranteed bandwidth. The EXP bits of the MPLS header are used to distinguish between class types. Multiclass LSPs can be configured for a variety of purposes. For example, you can configure a multiclass LSP to emulate the behavior of an ATM circuit. An ATM circuit can provide service-level guarantees to a class type. A multiclass LSP can provide a similar guaranteed level of service.
The following sections discuss multiclass LSPs:
