Nokia
4A0-M01 · Question #34
Click on the exhibit Which statement correctly describes eNodeB-to-eNodeB X2 interface traffic flow in the Model 1 hub and spoke architecture Long Term Evolution (LTE) service model shown?
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Question
Click on the exhibit Which statement correctly describes eNodeB-to-eNodeB X2 interface traffic flow in the Model 1 hub and spoke architecture Long Term Evolution (LTE) service model shown?
Options
- AX2 traffic travels through the red Virtual Private LAN Service (VPLS) to the Mobility Management Entity (MME) pool and on to the target CSA router
- BThe green Internet Enhanced Service (IES) provides the Layer 3 interfaces used for X2 eNodeB-to-eNodeB handoff traffic
- CSplit horizon allows direct eNodeB-eNodeB handoff without the need to route through the green IES interfaces
- DThe red VPLS supports Virtual Routing and Redundancy Protocol (VRRP) sessions for X2 inter-eNodeB Layer 3 interface resiliency
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