Latest News about Cisco Technology
December 20, 2024
Labels, Filters, and Subjects Label, filter, and subject managed objects enable mixing and matching among EPGs and contracts so as to satisfy various applications or service delivery requirements. Contracts can contain multiple communication rules, and multiple EPGs can both consume and provide multiple contracts. Labels control which rules apply when communicating between a specific pair
READ MORECisco ACI Policy Model The ACI policy model enables the specification of application requirements policies. The APIC automatically renders policies in the fabric infrastructure. When a user or process initiates an administrative change to an object in the fabric, the APIC first applies that change to the policy model. This policy model change then triggers
READ MORECisco ACI Overview Cisco ACI is a spine/leaf network of Nexus 9k switches using the ACI operating system with a management platform. The network management platform called APIC provides a single place from which the network can be managed. Cisco ACI solutions have the following building blocks: Cisco ACI resolves the following challenges of traditional
READ MORESpine Switches Spine switches interconnect leaf switches and provide the backbone of the ACI fabric. Spine switches are available with various port speeds, ranging from 40Gbps to 400Gbps. Within a pod, all tier-1 leaf switches connect to all spine switches, and all spine switches connect to all tier-1 leaf switches, but no direct connectivity is
READ MOREVXLAN Data Plane VXLAN uses stateless tunnels between VTEPs to transmit traffic of the overlay Layer 2 network through the Layer 3 transport network. Let’s discuss a few terms before we look at the actual packet walk for the VXLAN data plane: Figure 7-16 VXLAN Routing When an EVPN VTEP performs forwarding lookup and
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