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Reasons to Avoid vPC in Datacenters

With Cisco Virtual Port-Channel (vPC), two Cisco Nexus switches can appear as one logical switch to a downstream device that is connected to it. When vPC multi-chassis link aggregation is…

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Datacenter Challenges-Spanning Tree

There are several disadvantages to using STP (Spanning Tree Protocol):- Leads to Network Downtime- Vulnerable to Attacks- Not Suitable for Large Networks- Suboptimal Network Utilization- No ECMP Supporthttps://youtu.be/WMtKxeR3vgg

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NL008 – BGP EVPN High Level Steps

Inorder to configure VxLAN EVPN using Cisco devices, there are several steps involved, such as configuring VLANs, VXLANs as well as EVPN. The following is a high-level overview of the…

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NL007 – VxLAN MultiSite Terminology

In VxLAN, the term "Multisite" refers to a deployment scenario in which a single, logical L2 network is extended over a number of physical locations to establish a distributed network.…

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NL006 – VxLAN MultiPod Terminology

VXLAN defines "multipod" as a scenario in which multiple, independent L2 networks, or "pods", are created within the physical infrastructure of a single organization.It is useful to deploy VXLAN multipods…

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NL005 – VxLAN Anycast Gateway Terminology

A VXLAN anycast gateway provides redundancy and high availability for VXLAN-based networks. For the VXLAN gateway, it uses anycast IP addressing, so multiple gateways can share the same IP address.…

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NL004 – VxLAN Routing Terminology

VXLAN routing forwards data packets between VXLAN-based virtual networks. By routing packets based on the VXLAN VNI (Virtual Network Identifier) rather than the traditional VLAN ID, it enables communication between…

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NL003 – VxLAN Bridging Terminology

A VXLAN bridge, also known as a VXLAN gateway, is a method of connecting VXLAN-based virtual networks with traditional VLAN-based networks. It serves as a bridge between VXLAN and VLAN-based…

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NL002 – VxLAN Terminology

Virtual Extensible LAN (VXLAN) is a virtualization technology that encapsulates MAC-based OSI Layer 2 Ethernet frames within Layer 4 UDP packets, using 4789 as the default IANA-assigned destination UDP port…

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