Save the configuration:
Unlike standard IOS, IOS XR uses a two-stage configuration. You must type commit to apply changes, or they will be lost upon reboot. iosxrv-k9-demo-5.2.2.ova
Many candidates build topologies with 6–10 XRv routers in EVE-NG or GNS3 (after converting OVA to QCOW2). Version 5.2.2 is mature and stable, allowing candidates to master: Save the configuration: Unlike standard IOS, IOS XR