Open Source NAC.
PacketFence is a fully supported, trusted, Free and Open Source network access control (NAC) solution. Boasting an impressive feature set including a captive-portal for registration and remediation, centralized wired, wireless and VPN management, industry-leading BYOD capabilities, 802.1X and RBAC support, integrated network anomaly detection with layer-2 isolation of problematic devices; PacketFence can be used to effectively secure small to very large heterogeneous networks.