Modern Ubuntu versions (20.04 and 22.04) utilize OpenSSL 3.0 or OpenSSL 1.1.1, which is incompatible with older F5 VPN binaries that were compiled against OpenSSL 1.0.

Technical Report: F5 BIG-IP VPN for Ubuntu Linux This report outlines the deployment and management of the F5 BIG-IP Edge Client on Ubuntu systems as of April 2026. 1. Overview of Linux Client Options

Navigate to your company's F5 VPN URL (e.g., yourcompany.com ). Log in with your corporate credentials.

Download the compressed archive, usually named linux_client.tar.gz . Step 2: Install the F5 Client