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what is a characteristic of spine-and-leaf architecture?

Spine-and-leaf architecture, also known as leaf-spine architecture, is a design framework commonly employed in data center networks. One key characteristic of spine-and-leaf architecture is its scalability and high-performance capabilities.

Unlike traditional network topologies, such as hierarchical designs, spine-and-leaf architecture features a non-blocking, full-bisectional bandwidth connectivity model. This means that every leaf switch is connected to every spine switch, allowing for optimal traffic distribution and minimizing the risk of congestion.

Another characteristic is its simplicity and ease of expansion. Adding more devices to the network involves simply adding additional leaf or spine switches, which can be done without disrupting existing connections. This modular approach makes it straightforward to scale the network as demand grows, without the need for extensive redesign or downtime.

Additionally, spine-and-leaf architecture provides high resiliency and fault tolerance. With multiple paths between any two endpoints, the network can continue to operate even if individual links or switches fail. This inherent redundancy enhances reliability and minimizes the impact of hardware failures on network performance.

Overall, the characteristic of scalability, simplicity, and resilience makes spine-and-leaf architecture a popular choice for modern data center networks, enabling organizations to efficiently handle increasing data loads and ensure high availability of critical services.

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