Free Access Cisco.400-007.v2025-10-27.q275 Practice Test (Page 48)

Question 231

Refer to the exhibit.

As part of a redesign project, you must predict multicast behavior. What happens to the multicast traffic received on the shared tree (*,G), if it is received on the LHR interface indicated?

A.It is dropped due to an unsuccessful RPF check against the multicast source

B.It is switched given that no RPF check is performed

C.It is switched due to a successful RPF check against the routing table

D.It is dropped due to an unsuccessful RPF check against the multicast receiver.

Question 232

Company XYZ is revisiting the security design for their data center because they now have a requirement to control traffic within a subnet and implement deep packet inspection Which technology meets the updated requirements and can be incorporated into the design?

A.VLAN ACLs on the switch

B.transparent firewall

C.routed firewall

D.zone-based firewall on the Layer 3 device

Question 233

What is a description of a control plane action?

A.matching the destination IP address of an IP packet to the IP routing table

B.hosts locating routers that reside on attached links using the IPv6 Neighbor Discover Protocol

C.de-encapsulating and re-encapsulating a packet in a data-link frame

D.matching the destination MAC address of an Ethernet frame to the MAC address table

Question 234

The controller has a global view of the network, and it can easily ensure that the network is in a consistent and optimal configuration. Which two statements describe a centralized SDN control path? (Choose two.)

A.Integrating smart NIC capabilities on the local host level is made easier through rest APIs.

B.Scaling of the centralized controller cluster is challenging for services like DHCP and load-balancing.

C.It significantly improves the latency when performing reactive handling of PACKET_IN events.

D.It is highly-available by design with no single-point-of-failure risks present.

E.It centralized controller can support all southbound APIs, which allows for easy integration with legacy equipment.

Question 235

Which DCI technology utilizes a "flood and learn" technique to populate the Layer2 forwarding table?

A.VPLS

B.LISP

C.EVPN

D.OTV

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