Why Transition to BGP EVPN VXLAN in Enterprise Campus

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Network Virtualization Convergence in Enterprise CampusCampus networks are the backbone of enterprises providing connectivity to critical services and applications. Throughout time many of these networks were deployed with a variety of overlay technologies including technologies to accomplish the desired outcome. While these traditional overlay technologies accomplished the technical...

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All Tunnels Lead to GENEVE

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As a global citizen, I’m sure you came here to read about Genève (French) or Geneva (English), the city situated in the western part of Switzerland. It’s a city or region famous for many reasons including the presence of a Cisco R&D Center in the heart of the...

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Multi-Site Data Center Networking with Secure VXLAN EVPN and CloudSec

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Transcending Data Center Physical Needs Maslow’s Hierarchy of Needs illustrates that humans need to fulfill base physiological needs—food, water, warmth, rest—in order to pursue higher levels of growth. When it comes to data center and Data Center Networking (DCN), meeting the physical infrastructure needs are the condition on...

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Continuing innovations on Nexus9K ITD – Additional server load-balancing use cases

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A couple months ago we released the new Cisco Innovated Intelligent Traffic Distribution (ITD) features on NX-OS 9.3.1. In this latest addition to Nexus 9000, we introduced ITD over VXLAN and ITD with destination NAT. The Cisco ITD feature in NX-OS was developed to addresses concerns with respect...

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Configuration Compliance in DCNM 11

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We discussed Using DCNM 11 for Easy Provisioning of Networks and VRF’s. Today, we are continuing the discussion by featuring how DCNM empowers compliance of the configurations defined by a user. Validation of configuration forms an integral part of any Network Controller. Configurations need to be pushed down...

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VXLANv6 – VXLANv-what?

Virtual Extensible LAN (also known as VXLAN) is a network virtualization technology that attempts to address the scalability problems associated with large cloud computing deployments. With the recent launch of Cisco’s VXLANv6, we’ve added the the Cisco overlay, and run it over an IPv6 transport network (underlay). Not...

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Change is the only constant – vPC with Fabric Peering for VXLAN EVPN

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Optimize Usage of Available Interfaces, Bandwidth, Connectivity Dual-homing for endpoints is a common requirement, and many Multi-Chassis Link Aggregation (MC-LAG) solutions were built to address this need. Within the Cisco Nexus portfolio, the virtual Port-Channel (vPC) architecture addressed this need from the very early days of NX-OS. With...

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