sudo iptables -A OUTPUT -p tcp --dport 443 -d license.eve-ng.net -j ACCEPT Edit /opt/unetlab/platform/eve.lic and add proxy settings:
sudo systemctl restart unetlab-license sudo eve-check-license --force sudo systemctl restart unetlab Step 4 – Switch to Offline License (Temporary Workaround) If network isolation is permanent, request an offline license file from EVE support and install: eve license host error -97-
"proxy": "host": "proxy.company.com", "port": 8080 sudo iptables -A OUTPUT -p tcp --dport 443 -d license
Product: EVE-NG (Professional/Enterprise Edition) / EVE Pro Error Code: -97 Severity: Critical (Service Interruption) 1. Overview When attempting to launch a node or access licensed features in EVE-NG Pro, the platform may fail validation with the error: License host unreachable: Error -97 . eve license host error -97-
Then restart license service: