Layer 3 Switches: Layer 3 switches, or network layer switches, have routing capabilities in addition to the functions of a Layer 2 switch. They can understand and handle IP addresses, allowing them to route traffic between different network segments or VLANs. Together, these layers can offer consumers a network that is safe, reliable, and affordable. NET and Java 2 Enterprise Edition. These web service application environments are used for. The GWN7830 Series are Layer 3 aggregation managed switches that allow enterprises to build scalable, secure, high performance and smart business networks that are fully manageable and support maximum capacity. It supports advanced VLAN for flexible and sophisticated traffic segmentation, advanced. An aggregation layer usually comprises a few blocks of two switches in MCLAG. By design, it therefore provides resiliency because it will always be deployed in pairs of switches and comes with a recommendation to deploy only dual hot swappable power supplies and redundant fans in each switch to. Switch aggregation refers to the concept of consolidating multiple access layer switches into a single aggregation layer switch in a traditional three-tier network design.