The EdgeRouter 4 offers next-generation price/performance value: up to 3.4 million packets per second processing with a line rate of up to 4 Gbps. The EdgeRouter 4 can be rack-mounted with the use of the EdgeRouter Rack Mount Kit, model ER-RMKIT (sold separately). The EdgeRouter 4 is supported and managed by UNMS (Ubiquiti Network Management System), a comprehensive controller with an intuitive UI. A single control plane manages registered EdgeMAX devices across multiple sites.