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VxLAN

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360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Nov 12, 2024 · Cloud Computing

How Session‑Based Acceleration Cuts Cloud Connect Latency from 500 ms to 1 ms

This article examines the Cloud Connect Network gateway architecture, identifies performance bottlenecks in the V1 packet‑forwarding process, proposes a session‑based optimization that reduces query complexity from O(n) to O(1), and validates the improvement with latency tests showing a drop from 500 ms to about 1 ms.

Cloud NetworkingDPDKSession Management
0 likes · 11 min read
How Session‑Based Acceleration Cuts Cloud Connect Latency from 500 ms to 1 ms
360 Smart Cloud
360 Smart Cloud
Mar 6, 2024 · Cloud Computing

Overlay Networking and Inter‑Node Traffic Forwarding in Virtualized Cloud Environments

This article explains how virtual machine traffic is forwarded across compute nodes in an IAAS cloud using overlay protocols such as VXLAN, detailing L2/L3 inter‑node forwarding, control‑plane designs, and forwarding‑plane implementations with Linux‑Kernel OVS, DPDK, NIC offload, and VDPA.

Cloud IAASOverlaySDN
0 likes · 30 min read
Overlay Networking and Inter‑Node Traffic Forwarding in Virtualized Cloud Environments
Selected Java Interview Questions
Selected Java Interview Questions
Jul 16, 2023 · Cloud Native

Kubernetes Network Models: Underlay, Overlay, CNI Plugins, and Virtual Networking Techniques

This article examines Kubernetes networking by defining underlay and overlay models, describing how underlay networks like flannel host‑gw and Calico BGP operate, explaining IPVLAN/MACVLAN virtualization, and reviewing common tunnel protocols such as VxLAN and IPIP used by various CNI plugins.

CNIKubernetesNetwork Model
0 likes · 12 min read
Kubernetes Network Models: Underlay, Overlay, CNI Plugins, and Virtual Networking Techniques
Architects' Tech Alliance
Architects' Tech Alliance
Nov 27, 2022 · Cloud Computing

VXLAN Overview and Its Applications in Data Center and Campus Networks

This article explains the limitations of traditional data‑center networking for server virtualization, introduces VXLAN as an overlay VPN solution, describes its core components and tunnel mechanisms, and demonstrates how VXLAN is applied in cloud‑campus architectures with centralized and distributed gateway designs.

Network VirtualizationOverlay NetworksVxLAN
0 likes · 17 min read
VXLAN Overview and Its Applications in Data Center and Campus Networks
Top Architect
Top Architect
Nov 21, 2022 · Cloud Native

Understanding Underlay and Overlay Network Models in Kubernetes

This article provides a comprehensive overview of Kubernetes networking by explaining the concepts of underlay and overlay network models, describing their implementations such as flannel host‑gw, Calico BGP, IPVLAN/MACVLAN, and tunneling technologies like VxLAN and IPIP, and offering practical references for each approach.

CNICalicoFlannel
0 likes · 14 min read
Understanding Underlay and Overlay Network Models in Kubernetes
Architects' Tech Alliance
Architects' Tech Alliance
Jul 12, 2022 · Operations

Data Center Interconnect (DCI): Concepts, Drivers, and VXLAN‑Based Solutions

The article explains what a data center is, why interconnecting multiple data centers has become essential for scale, cross‑region access, disaster recovery, and cloud‑native virtualization, and compares two VXLAN‑based DCI architectures—end‑to‑end VXLAN and segment VXLAN—along with the key underlying technologies.

DCIEVPNOperations
0 likes · 10 min read
Data Center Interconnect (DCI): Concepts, Drivers, and VXLAN‑Based Solutions
Architects' Tech Alliance
Architects' Tech Alliance
Jun 29, 2022 · Fundamentals

VXLAN vs MPLS: Why VXLAN Is Gaining Preference in Metro and Wide‑Area Networks

The article compares VXLAN and MPLS, explaining their underlying virtualization concepts, cost and operational differences, and demonstrates why VXLAN is increasingly favored over MPLS for metro‑area and wide‑area network deployments due to lower hardware costs, simpler engineering, and flexible overlay capabilities.

MPLSMetro WANNetwork Virtualization
0 likes · 11 min read
VXLAN vs MPLS: Why VXLAN Is Gaining Preference in Metro and Wide‑Area Networks
Architects' Tech Alliance
Architects' Tech Alliance
Apr 23, 2022 · Cloud Computing

Understanding VXLAN: Architecture, Benefits, and Comparison with Other Overlay Technologies

This article provides a comprehensive overview of VXLAN, explaining its purpose, architecture, frame format, VTEP implementations, and advantages over VLAN, Q‑in‑Q, MPLS, and other overlay protocols, while also discussing control‑plane options such as BGP EVPN and SDN automation for modern data‑center networks.

BGP EVPNDPUNetwork Virtualization
0 likes · 14 min read
Understanding VXLAN: Architecture, Benefits, and Comparison with Other Overlay Technologies
Cloud Native Technology Community
Cloud Native Technology Community
Jan 5, 2022 · Cloud Native

Implementing Flat, VLAN, and VXLAN Networks with Open vSwitch and Docker

This article demonstrates how to build flat, VLAN, and VXLAN networking topologies using Open vSwitch integrated with Docker containers, covering architecture concepts, required host configurations, step‑by‑step command sequences, and connectivity testing across single‑host and multi‑host environments.

Network VirtualizationOpen vSwitchVLAN
0 likes · 12 min read
Implementing Flat, VLAN, and VXLAN Networks with Open vSwitch and Docker
Cloud Native Technology Community
Cloud Native Technology Community
Jan 5, 2022 · Operations

Understanding Open vSwitch Flow Tables: Concepts, Match Fields, Actions, and Practical Commands

This article, the second part of the “Open vSwitch Full Analysis” series, explains the structure and operation of OVS flow tables, detailing match fields, actions, priorities, timeouts, and provides practical ovs‑ofctl command examples for configuring flows, VLANs, and tunnels such as VXLAN and GRE.

Flow TableGREOpen vSwitch
0 likes · 16 min read
Understanding Open vSwitch Flow Tables: Concepts, Match Fields, Actions, and Practical Commands
Architects' Tech Alliance
Architects' Tech Alliance
Sep 23, 2021 · Cloud Computing

Understanding Data Center Interconnect (DCI) and Its VXLAN/EVPN Solutions

The article explains what data centers are, why interconnecting multiple data centers is essential for modern cloud, AI, and big‑data workloads, and compares two practical DCI architectures—end‑to‑end VXLAN and Segment VXLAN—detailing their underlying VXLAN, EVPN, and underlay requirements.

EVPNVxLANcloud computing
0 likes · 11 min read
Understanding Data Center Interconnect (DCI) and Its VXLAN/EVPN Solutions
Architects' Tech Alliance
Architects' Tech Alliance
Sep 13, 2021 · Cloud Native

Understanding VXLAN: Architecture, Operation, and Deployment in Cloud‑Native Networks

VXLAN (Virtual Extensible LAN) is a network‑virtualization overlay that encapsulates Ethernet frames in UDP packets to create logical Layer‑2 domains over IP networks, enabling seamless VM migration, massive tenant isolation, and flexible gateway designs, while EVPN provides a scalable control plane for dynamic tunnel management.

EVPNNetwork VirtualizationOverlay Networking
0 likes · 21 min read
Understanding VXLAN: Architecture, Operation, and Deployment in Cloud‑Native Networks
360 Tech Engineering
360 Tech Engineering
Jul 13, 2021 · Cloud Native

Design and Architecture of CLOUD‑DPVS Gateway for VPC‑to‑IDC Connectivity

The article describes the design, architecture, and implementation details of the CLOUD‑DPVS gateway, a high‑performance, VXLAN‑based load‑balancing solution that connects VPC networks to classic IDC networks, covering its high‑availability improvements, FULLNAT mode, traffic flow, and future offload plans.

BFDDPVSNetworking
0 likes · 15 min read
Design and Architecture of CLOUD‑DPVS Gateway for VPC‑to‑IDC Connectivity
TAL Education Technology
TAL Education Technology
Jun 10, 2021 · Cloud Native

Designing Large‑Scale Hybrid Cloud Container Networks with Kubernetes

This article explains how to build a high‑performance, 5K‑node hybrid‑cloud container network by reviewing Kubernetes pod and service networking, comparing iptables, IPVS and eBPF implementations, and describing large‑scale overlay, BGP, IPVlan, and NodeLocal DNS solutions.

BGPCiliumContainer Networking
0 likes · 15 min read
Designing Large‑Scale Hybrid Cloud Container Networks with Kubernetes
Practical DevOps Architecture
Practical DevOps Architecture
Feb 20, 2021 · Cloud Native

Understanding Flannel: Deployment, Modes, and Packet Flow in Kubernetes

This article explains Flannel's role in Kubernetes networking, shows how to deploy it, details its supported data‑forwarding modes such as VXLAN and Host‑GW, and walks through the complete packet journey from a source pod to a destination pod.

Container NetworkingFlannelKubernetes
0 likes · 6 min read
Understanding Flannel: Deployment, Modes, and Packet Flow in Kubernetes
360 Tech Engineering
360 Tech Engineering
Nov 2, 2020 · Cloud Native

Understanding Flannel CNI Plugin and VXLAN Communication in Kubernetes

This guide explains how Flannel works as a Kubernetes CNI overlay network, detailing its VXLAN mode, the roles of cni0, flannel.1 and flanneld, routing and FDB handling, and provides command‑line examples to trace pod‑to‑pod traffic across nodes.

CNIFlannelKubernetes
0 likes · 11 min read
Understanding Flannel CNI Plugin and VXLAN Communication in Kubernetes
Architects' Tech Alliance
Architects' Tech Alliance
Oct 18, 2020 · Cloud Computing

Understanding VXLAN: Concepts, Architecture, and Deployment in Data Center Networks

This article explains VXLAN technology, covering its definition, tunnel architecture, VTEP and VNI concepts, differences from VLAN, packet format, tunnel establishment methods, gateway types, and detailed forwarding processes for both same‑subnet and cross‑subnet communications in data‑center networks.

Network VirtualizationOverlay NetworkingVNI
0 likes · 30 min read
Understanding VXLAN: Concepts, Architecture, and Deployment in Data Center Networks
Sohu Tech Products
Sohu Tech Products
Jun 24, 2020 · Cloud Computing

Understanding Overlay Networks and VxLAN in Cloud Computing

This article explains the concept of overlay networks, their implementation with VxLAN, how they enable virtual machine migration, reduce MAC address pressure, and provide large‑scale network isolation in cloud environments, while detailing packet processing steps and design trade‑offs.

KubernetesNetwork VirtualizationOverlay Network
0 likes · 12 min read
Understanding Overlay Networks and VxLAN in Cloud Computing
Architects Research Society
Architects Research Society
Jun 6, 2020 · Cloud Computing

Cisco VXLAN Flood and Learn Spine‑and‑Leaf Network Overview

This article explains Cisco's VXLAN flood‑and‑learn spine‑and‑leaf architecture, covering its standards compliance, encapsulation format, underlay and overlay network design, multicast and ingress replication, host discovery, routing, and multi‑tenant support for both Layer 2 and Layer 3 environments.

CiscoNetwork VirtualizationOverlay Network
0 likes · 11 min read
Cisco VXLAN Flood and Learn Spine‑and‑Leaf Network Overview