An engineer enables the packet postcards feature on a Cisco Nexus 9000 Series Switch but receives this error message:
"Error: Cannot configure postcard when inband-telemetry is configured." Which action resolves the issue?

Refer to the exhibit.

The HSRP configuration in the exhibit fails to function. Which action resolves this issue?

Refer to the exhibit. Partial configuration from N9K-1 and N9K-2 is included. The client has two WANs connected.
* WAN-1 is for normal business-day activities.
* WAN-2 is for server backups during nonworking hours of 1:00 a.m. to 5:00 a.m. daily.
The client says that at the scheduled time for backup, the data center server failed to use the WAN-2 link to back up the servers to the cloud backup system. What is the solution to this problem?

A mission-critical server is connected to site A. Connectivity to this server is lost from site B because the MAC route is missing in the OTV VDC of the Nexus 7000 in site B due to MAC aging. Which action allows the flooding of the unknown unicast MAC on the Nexus 7000 in the OTV VDC?

Refer to the exhibit. An engineer troubleshoots an OSPF neighborship problem between Router R2 and Router R10. Which action resolves the problem?