Which IPsec transport mode encrypts the IP header and the payload?

What differentiates device management enabled by Cisco DNA Center from traditional campus device management?

Which feature on the Cisco Wireless LAN Controller when enabled restricts management access from specific networks?

Refer to the exhibit.
Traffic from R1 to the 10.10.2.0/24 subnet uses 192.168.1.2 as its next hop. An network engineer wants to update the R1 configuration so that traffic with destination 10.10.2.1 passes through router R3, and all other traffic to the 10.10.20/24 subnet passes through r2. Which command must be used?

An administrator must secure the WLC from receiving spoofed association requests. Which steps must be taken to configure the WLC to restrict the requests and force the user to wait 10 ms to retry an association request?