Specialized Models User Guide

6 MPLS Model User Guide

6 MPLS Model User Guide

Multi-Protocol Label Switching (MPLS) is a multi-layer switching technology that uses labels to determine how packets are forwarded through a network. The first part of this document describes key features of the MPLS specialized model and the second part focuses on procedures for configuring MPLS in your network model.

Model Features

This section contains a list of the main features available in the Multi-Protocol

Label Switching model:

• The MPLS model captures the following protocol behavior:

Table 6-1 MPLS Model Features

Feature

Description

 

 

LSP (Label Switched Path) configuration

• LSPs can be created manually or

 

automatically from traffic conversation

 

pairs.

 

• LSPs are easily reused in other scenarios

 

or projects by using the LSP import and

 

export features.

 

• Both dynamic and static LSPs are created

 

using the path object.

 

 

Differential Services (DiffServ)

• DiffServ extensions, as defined in

 

RFC-2475, are provided.

 

• The model enables you to perform QoS

 

(quality of service) analyses by accounting

 

for different types of service.

 

 

Traffic Engineering

Traffic engineered routes are computed

 

using Constrained Shortest Path First

 

(CSPF) with OSPF or IS-IS routing protocols.

 

 

End of Table 6-1

 

 

 

Modeler/Release 10.0

SPM-6-1

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IBM 6 MPLS manual Mpls Model Features, Feature Description, End of Table