The process of rehosting an EPLAN license is a critical task for engineering departments. Whether you are upgrading your hardware, migrating to a new server, or transitioning to the 2026 version, understanding the "rehost" procedure ensures your team avoids costly downtime.
Firewall and Port IssuesEPLAN rehosting requires communication over specific ports (typically Port 80 and 443). If your corporate firewall is too restrictive, the rehost tool will return a "Connection Failed" error. Work with your IT department to whitelist EPLAN's activation URLs. eplan rehost 2026
Document Everything: Keep a log of which EID is assigned to which machine name. The process of rehosting an EPLAN license is