Performance Analysis of OpenVPN on a Consumer Grade Router
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arXiv
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| Format: | Preprint |
| Published: |
2025
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| _version_ | 1866918001506254848 |
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| author | Hall, Michael J. |
| author_facet | Hall, Michael J. |
| contents | Virtual Private Networks (VPNs) offer an alternative solution using Internet Protocol (IP) tunnels to create secure, encrypted communication between geographically distant networks using a common shared medium such as the Internet. They use tunneling to establish end-to-end connectivity. OpenVPN is a cross-platform, secure, highly configurable VPN solution. Security in OpenVPN is handled by the OpenSSL cryptographic library which provides strong security over a Secure Socket Layer (SSL) using standard algorithms such as Advanced Encryption Standard (AES), Blowfish, or Triple DES (3DES). The Linksys WRT54GL router is a consumer-grade router made by Linksys, a division of Cisco Systems, capable of running under Linux. The Linux-based DD-WRT open-source router firmware can run OpenVPN on the Linksys WRT54GL router. For this case study, the performance of OpenVPN is measured and analyzed using a $2^{k-p}$ fractional factorial design for 5 minus 1 factors where $k=5$ and $p=1$. The results show that the throughput is mainly limited by the encryption cipher used, and that the round-trip time (RTT) is mostly dependent on the transport protocol selected. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2504_19069 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Performance Analysis of OpenVPN on a Consumer Grade Router Hall, Michael J. Performance Networking and Internet Architecture C.4; C.2.0 Virtual Private Networks (VPNs) offer an alternative solution using Internet Protocol (IP) tunnels to create secure, encrypted communication between geographically distant networks using a common shared medium such as the Internet. They use tunneling to establish end-to-end connectivity. OpenVPN is a cross-platform, secure, highly configurable VPN solution. Security in OpenVPN is handled by the OpenSSL cryptographic library which provides strong security over a Secure Socket Layer (SSL) using standard algorithms such as Advanced Encryption Standard (AES), Blowfish, or Triple DES (3DES). The Linksys WRT54GL router is a consumer-grade router made by Linksys, a division of Cisco Systems, capable of running under Linux. The Linux-based DD-WRT open-source router firmware can run OpenVPN on the Linksys WRT54GL router. For this case study, the performance of OpenVPN is measured and analyzed using a $2^{k-p}$ fractional factorial design for 5 minus 1 factors where $k=5$ and $p=1$. The results show that the throughput is mainly limited by the encryption cipher used, and that the round-trip time (RTT) is mostly dependent on the transport protocol selected. |
| title | Performance Analysis of OpenVPN on a Consumer Grade Router |
| topic | Performance Networking and Internet Architecture C.4; C.2.0 |
| url | https://arxiv.org/abs/2504.19069 |