When a first hop redundancy solution is designed, which protocol ensures that load balancing occurs over multiple routers using a single virtual IP address and multiple virtual MAC addresses?

1. A. GLBP
2. B. IRDP
3. C. VRRP
4. D. HSRP

Correct Answer: A

Which QoS feature responds to network congestion by dropping lower priority packets?

1. A. CBWFQ
2. B. tail drop
3. C. WRED
4. D. strict priority

Correct Answer: C

Which feature must be incorporated into the campus LAN design to enable Wake on LAN?

1. A. dynamic ARP Inspection Snooping on layer 2 devices
2. B. directed broadcasts on layer 3 devices
3. C. proxy ARP on layer 3 devices
4. D. DHCP Snooping on layer 2 devices

Correct Answer: B

How do endpoints inside an SD-Access network reach resources outside the fabric?

1. A. a VRF fusion router is used to map resources in one VN to another VN
2. B. Fabric borders use VRFs to map VNs to VRFs
3. C. SD-Access transit links are used to transport encapsulated traffic from one fabric to another
4. D. A fabric edge is used to de-encapsulate VXLAN traffic to normal IP traffic then transported over the outside network

Correct Answer: D

What are two benefits of designing an SD-WAN network fabric with direct Internet access implemented at every site? (Choose two.)

1. A. It decreases latency to applications hosted by public cloud service provider.
2. B. It decreases latency on Internet circuits.
3. C. It increases the speed of delivery of site deployments through zero-touch provisioning.
4. D. It increases the total available bandwidth on Internet circuits.
5. E. It alleviates network traffic on MPLS circuits.

Correct Answer: AE