300-615 Exam Question 36
One of Cisco Nexus Series interfaces has become errdisabled with the error message "DCX-No ACK in 100 PDUs". What is the cause of this error?
300-615 Exam Question 37
Refer to the exhibit.

After a failover occurs, which two actions must be performed on Switch-B to manually preempt the operational primary role back to Switch-A? (Choose two.)

After a failover occurs, which two actions must be performed on Switch-B to manually preempt the operational primary role back to Switch-A? (Choose two.)
300-615 Exam Question 38
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?

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?
300-615 Exam Question 39
Refer to the exhibit.

The vPC between switch1 and switch2 does not work. Which two actions resolve the problem? (Choose two.)

The vPC between switch1 and switch2 does not work. Which two actions resolve the problem? (Choose two.)
300-615 Exam Question 40
The external routes fail to propagate to leaf switches in Cisco ACI fabric. Which two actions resolve the issue?
(Choose two.)
(Choose two.)