They support link aggregation protocols such as Link Aggregation Control Protocol (LACP) and Static Link Aggregation, which allow multiple physical links to be combined into a single logical connection. This enhances bandwidth, redundancy, and ensures failover capability in case of a. The three layers of a traditional three-layer network design are the core layer, aggregation layer, and access layer. As the physical part of the aggregation layer, aggregation switches typically play a. Home Products and Solutions InterConnect Switches Products Campus Network Switches Aggregation Switch H3C S5500 Series Switches H3C S5570S-EI Series High Performance Intelligent Ethernet Switch H3C S5570S-EI series switches are a new generation of high-performance, high-port density, high-security. The aggregation (sometimes also called distribution) layer is a real crossroad. Its primary goal is to increase network scalability by providing a single place to interconnect multiple access switches and the core layer. You may also. An Aggregation or "Top-of-Rack" switch is designed to connect everything in a rack at high speeds, then have an even bigger pipe out to the rest of the network. The Pro Aggregation does this with it's SFP28 25Gbps ports.