CISSP · Question #1363
Which of the following types of datacenter architectures will MOST likely be used in a large SDN and can be extended beyond the datacenter?
The correct answer is D. Spine and leaf. A spine and leaf architecture is a type of datacenter architecture that consists of two layers of switches: the spine layer and the leaf layer. The spine layer is the backbone of the network, connecting all the leaf switches. The leaf layer is the access layer, connecting all the
Question
Which of the following types of datacenter architectures will MOST likely be used in a large SDN and can be extended beyond the datacenter?
Options
- AiSCSI
- BFCoE
- CThree-tiered network
- DSpine and leaf
How the community answered
(30 responses)- A3% (1)
- B3% (1)
- D93% (28)
Explanation
A spine and leaf architecture is a type of datacenter architecture that consists of two layers of switches: the spine layer and the leaf layer. The spine layer is the backbone of the network, connecting all the leaf switches. The leaf layer is the access layer, connecting all the servers and devices. A spine and leaf architecture is most likely to be used in a large SDN (software-defined network), as it can provide high scalability, performance, and flexibility. A spine and leaf architecture can also be extended beyond the datacenter, using technologies such as VXLAN (virtual extensible LAN) or EVPN (Ethernet VPN), to create a virtual network overlay that spans multiple physical locations.
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