Which steps should be followed to configure Layer 2 VLANs on Aruba switches? (Select two.)

A customer is installing CX 6300 switches, mobility gateways, and AP-635s. The customer's VoIP system uses both wired and wireless handsets. The handsets are configured to mark voice traffic using a DSCP value of 46. The wireless handsets connect to a bridged SSID using WPA3-SAE.
What will allow the switch to honor the QoS mark set by the handset?

Which statement is valid when enabling ARP protection features on HPE Aruba Networking CX switches?

A recent routing change has caused an outage to one of your customer's branch sites. You are about to run the command below:
copy checkpoint 20240722 running-config
Which troubleshooting methodology does this exemplify?

An engineer has applied the above configuration to R1 and R2. However, the router's OSPF adjacency never progresses past the "EXSTART/DR" state.

Which configuration action on either router will allow R1 and R2 to progress past the
"EXSTART/DR" state?