Data Center Multi-Tier Model DesignData Center Multi-Tier Design OverviewData Center CORE LayerData Center Aggregation LayerData Center Access LayerThe data center core layer provides a fabric for high-speed packet switching between multiple aggregation modules. This layer serves as the gateway to the campus core where other modules connect, including, for example, the extranet, WAN, and Internet edge. All links connecting the data center core are terminated at Layer 3 and typically use 10 Gig...See more on cisco Published: May 14, 2008Juniper Networks
Interfaces User Guide for Switches - Junos OS | Juniper Networks
You can configure LAGs to connect a QFX Series product or an EX4600 switch to other switches, like aggregation switches, servers, or routers. This example describes how to configure LAGs to connect