Performance evaluation of virtual private network protocols in Windows 2003 environment

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Authors

Narayan, Shaneel
Kolahi, Samad
Brooking, Kris
de Vere, Simon

Author ORCID Profiles (clickable)

Degree

Grantor

Date

2008-12-20

Supervisors

Type

Conference Contribution - Paper in Published Proceedings

Ngā Upoko Tukutuku (Māori subject headings)

Keyword

virtual private network (VPN)
performance analysis
Windows Server 2003
Point-to-Point Tunneling Protocol (PPTP)
Internet Protocol Security (IPsec)
Layer 2 Tunneling Protocol (L2TP)

Citation

Narayan, S., Kolahi, S.S., Brooking, K., and de Vere, S. (2008). Performance Evaluation of Virtual Private Network Protocols in Windows 2003 Environment. 2008 International Conference on Advanced Computer Theory and Engineering (ICACTE 2008). CD Rom : 69-73.

Abstract

Virtual Private Network (VPN) is a technology that provides secure communication for data as it transits through insecure regions of information technology infrastructure. With prolific development of the Internet, businesses nowadays implement VPN tunnels using different protocols that guarantee data authenticity and security between multiple sites connected using public telecommunication infrastructure. VPN provides a low-cost alternative to leasing a line to establish communication between sites. In this research we empirically evaluate performance difference between three commonly used VPN protocols, namely Internet Protocol Security (IPSec), Point-to-Point Tunneling Protocol (PPTP) and Secure Socket Layer (SSL). We compare performance differences in these protocols by implementing each using different algorithms in a Windows Server 2003 environment. Results obtained indicate that throughput in a VPN tunnel can range from approximately 40 to 90Mbps depending on the choice of protocol, algorithm and window size. These three attributes also govern CPU utilization of VPN servers.

Publisher

Institute of Electrical and Electronics Engineers (IEEE)

Link to ePress publication

DOI

10.1109/ICACTE.2008.187

Copyright holder

Institute of Electrical and Electronics Engineers (IEEE)

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All rights reserved

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