An ACI administrator notices a change in the behavior of the fabric. Which action must be taken to determine if a human intervention introduced the change?

An engineer is in the process of discovering a new Cisco ACI fabric consisting of two spines and four leaf switches. The discovery of leaf 1 has just been completed. Which two nodes are expected to be discovered next? (Choose two.)

Refer to the exhibit.

A Cisco ACI fabric is newly deployed, and the security team requires more visibility of all inter-EPG traffic flows. All traffic in a VRF must be forwarded to an existing firewall pair. During fallover, the standby firewall must continue to use the same IP and MAC as the primary firewall. Drag and drop the steps from the left Into the Implementation order on the right to configure the service graph that meets the requirements. (Not all steps are used.)

Which statement about ACI syslog is true or Which statement describes the ACI syslog?

New ESXi hosts are procured in a data center compute expansion project. An engineer must update the configuration on the Cisco APIC controllers to support the addition of the new servers to the existing VMM domain. Which action should be taken to support this change?