These aggregation switches typically operate at Layer 2 or Layer 3 of the OSI model, depending on the network topology and configuration requirements. This logical link provides increased bandwidth, redundancy, and load balancing. The Pro Aggregation does this with it's SFP28 25Gbps ports. They support link aggregation protocols such as Link Aggregation Control Protocol (LACP) and Static Link Aggregation, which allow multiple physical. Switch-to-Switch Aggregation: This is useful in scenarios where you need to interconnect multiple switches to increase the bandwidth available between them and ensure network redundancy. If one started to bump into bandwidth ceilings. How to configure the link aggregation on layer 3 switch and disable spanning tree? Can show me sample? for example, 2 ports from switch A to 2 ports of switch B.