Which DoS protection mechanism detects and prevents session exhaustion attacks?

Which operation will impact performance of the management plane?

An administrator needs to determine why users on the trust zone cannot reach certain websites. The only information available is shown on the following image. Which configuration change should the administrator make?
A)

B)
C)

D)

E)

Refer to exhibit.

An organization has Palo Alto Networks NGFWs that send logs to remote monitoring and security management platforms. The network team has reported excessive traffic on the corporate WAN.
How could the Palo Alto Networks NGFW administrator reduce WAN traffic while maintaining support for all existing monitoring/ security platforms?

In the following image from Panorama, why are some values shown in red?