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A Label space reduction algorithm for P2MP LSPs using asymmetric tunnels

The aim of traffic engineering is to optimise network resource utilization. Although several works on minimizing network resource utilization have been published, few works have focused on LSR label space. This paper proposes an algorithm that uses MPLS label stack features in order to reduce the number of labels used in LSPs forwarding. Some tunnelling methods and their MPLS implementation drawbacks are also discussed. The algorithm described sets up the NHLFE tables in each LSR, creating asymmetric tunnels when possible. Experimental results show that the algorithm achieves a large reduction factor in the label space. The work presented here applies for both types of connections: P2MP and P2P

© 10th IEEE Symposium on Computers and Communications : 2005 : ISCC 2005 : Proceedings, 2005, p. 746-751

IEEE

Author: Solano Donado, Fernando
Fabregat Gesa, Ramon
Donoso Meisel, Yezid
Marzo i Lázaro, Josep Lluís
Date: 2005
Abstract: The aim of traffic engineering is to optimise network resource utilization. Although several works on minimizing network resource utilization have been published, few works have focused on LSR label space. This paper proposes an algorithm that uses MPLS label stack features in order to reduce the number of labels used in LSPs forwarding. Some tunnelling methods and their MPLS implementation drawbacks are also discussed. The algorithm described sets up the NHLFE tables in each LSR, creating asymmetric tunnels when possible. Experimental results show that the algorithm achieves a large reduction factor in the label space. The work presented here applies for both types of connections: P2MP and P2P
Format: application/pdf
Citation: Solano, F., Fabregat, R., Donoso, Y., Marzo, J.L. (2005). A label space reduction algorithm for P2MP LSPs using asymmetric tunnels. 10th IEEE Symposium on Computers and Communications : 2005 : ISCC 2005 : Proceedings, 746-751. Recuperat 19 maig 2010, a http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=1493808
ISBN: 0-7695-2373-0
ISSN: 1530-1346
Document access: http://hdl.handle.net/10256/2329
Language: eng
Publisher: IEEE
Collection: Reproducció digital del document publicat a: http://dx.doi.org/10.1109/ISCC.2005.13
Articles publicats (D-ATC)
Is part of: © 10th IEEE Symposium on Computers and Communications : 2005 : ISCC 2005 : Proceedings, 2005, p. 746-751
Rights: Tots els drets reservats
Subject: MPLS (Norma)
Telecomunicació -- Tràfic
MPLS standard
Telecommunication -- Traffic
Title: A Label space reduction algorithm for P2MP LSPs using asymmetric tunnels
Type: info:eu-repo/semantics/article
Repository: DUGiDocs

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