Which OoS model allows hosts to report their QoS needs to the network?

Refer to the exhibit.

Refer to the exhibit. An engineer working for a private telecommunication company with an employee id: 3414:81:713 is implementing this network, in which:
Routers R1A and R1B are eBGP neighbors.
iBGP is configured within AS 65515 and AS 65516.
Network 192.168.2.0/24 is shared with AS 65516.
Router R3A has an iBGP relationship with router R2A only.
Router R2A has an iBGP relationship with routers R1A and R3A.
Which additional task must the engineer perform to complete the configuration?

An network engineer is deploying VRF on ASBR router R1. The interface must have connectivity over an MPLS VPN inter-AS Option AB network. Which configuration must the engineer apply on the router to accomplish this task?
A)

B)

C)

D)

Drag and drop the NAT64 descriptions from the left onto the correct NAT64 types on the right.

After a series of unexpected device failures on the network. a Cisco engineer is deploying NSF on the network devices so that packets continue to be forwarded during switchovers The network devices reside in the same holding, but they are physically separated into two different data centers Which task must the engineer perform as part of the deployment?