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Company XYZ connects its sites over a private WAN. Their overlay network is running a DMVPN setup where the headquarters site is the hub. The company is planning on implementing multicast routing on the network. What should be used in the multicast routing design?

A. PIM dense mode with RP located at the hub

B. PIM sparse mode with RP located at each remote site

C. PIM sparse mode with RP located at the hub

D. PIM dense mode with RP located at each remote site

An architect designs a multi-controller network architecture with these requirements:

1.

Achieve fast failover to control traffic when controllers fail.

2.

Yield a short distance and high resiliency in the connection between the switches and the controller.

3.

Reduce connectivity loss and enable smart recovery to improve the SDN survivability.

4.

Improve connectivity by adding path diversity and capacity awareness for controllers.

Which control plane component of the multi-controller must be built to meet the requirements?

A. control node reliability

B. controller stale consistency

C. control path reliability

D. controller clustering

Which two features control multicast traffic in a VLAN environment? (Choose two)

A. IGMP snooping

B. MLD snooping

C. RGMP

D. PIM snooping

E. pruning

Company XYZ has 30 sites running a legacy private WAN architecture that connects to the Internet via multiple high- speed connections The company is now redesigning their network and must comply with these design requirements :

1.

Use a private WAN strategy that allows the sites to connect to each other directly and caters for future expansion.

2.

Use the Internet as the underlay for the private WAN.

3.

Securely transfer the corporate data over the private WAN.

Which two technologies should be Incorporated into the design of this network? (Choose two.)

A. S-VTI

B. IPsec

C. DMVPN

D. GET VPN

E. PPTP

A Service Provider is designing a solution for a managed CE service to a number of local customers using a single CE platform and wants to have logical separation on the CE platform using Virtual Routing and Forwarding (VRF) based on IP address ranges or packet length. Which is the most scalable solution to provide this type of VRF Selection process on the CE edge device?

A. Static Routes for Route Leaking

B. Policy Based Routing

C. OSPF per VRF Instance

D. Multi-Protocol BGP