Free Access Cisco.300-420.v2026-10-17.q324 Practice Test (Page 26)

Question 121

Which two activities should occur during an SE's discovery process? (Choose two.)

A.Establishing credibility with the customer

B.Mapping Cisco innovation to customer s needs

C.Referencing the PPDIOO model to effectively facilitate the discussion

D.Gathering information about the current state of the customer s network environment

E.Working with the customer to develop a reference architecture

Question 122

Refer to the exhibit. The connection between SW2 and SW3 is fiber and occasionally experiences unidirectional link failure. An architect must optimize the network to reduce the change of layer2 forwarding loops when the link fails. Which solution should the architect include?

A.Utilize loop guard on SW2

B.Utilize 8PDU filter on SW3.

C.Utilize BPDU guard on SW1

D.Utilize root guard on SW1.

Question 123

How is internet access provided to a WAN edge router that is connected to a MPLS transport link?

A.OMP advertises a default route from a WAN Edge router that is connected to the MPLS and internet transport networks

B.Internet access must be provided at the WAN Edge router through either a 4G/5G link or local Internet circuit

C.An extranet must be provided in the MPLS transport network to allow private traffic to reach the public internet

D.TLOC extensions are used to route traffic to a WAN Edge router that is connected to the Internet transport network

Question 124

A customer is undergoing a WAN re-architecture and wants to design QoS policies for remote sites that have low bandwidth. What must be considered to have CBWFQ configured in the parent and child policies in an end-to-end QoS design?

A.Traffic policing is required in the child policy.

B.CBWFQ is only supported in the child policy.

C.Traffic shaping is required in the parent policy.

D.CBWFQ is only supported in the parent policy.