Question

A network engineer is pushing a large configuration change to an IOS XR router over NETCONF. The device supports the :candidate and :confirmed-commit capabilities. The engineer wants to apply the change but ensure the router automatically reverts to the previous configuration if connectivity to the management station is lost before the change can be verified. Which NETCONF operation sequence achieves this?

Accepted Answer

Send to the candidate datastore, then issue with the and parameters, followed by a second to confirm.

Answer

Send to the running datastore, then issue to save the change permanently.

Answer

Send to the running datastore with a operation held until verification completes.

Answer

Send to the candidate datastore, then issue and re-apply after verification.