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360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Aug 21, 2025 · Cloud Computing

Building a Multi‑Cloud Network for Seamless Compute Scheduling

This article explains the background, design, and implementation of a multi‑cloud network that enables full‑network compute scheduling across public clouds (such as Alibaba and Huawei) and private IDC, detailing components like cloud‑dedicated lines, multi‑cloud gateways, boundary routers, routing interconnection, MTU handling, and future optimization plans.

NetworkingOverlayVPC
0 likes · 8 min read
Building a Multi‑Cloud Network for Seamless Compute Scheduling
Java Tech Enthusiast
Java Tech Enthusiast
Apr 29, 2025 · Fundamentals

Evolution of Memory Management: Fixed Partition, Dynamic Partition, and Overlay Techniques

Early computers used fixed‑size partitions that wasted space, then dynamic partitions that improved utilization but caused fragmentation, and finally overlay techniques that let programs exceed physical RAM by swapping modules, each step exposing limitations that ultimately drove the creation of virtual memory systems.

Operating SystemsOverlayVirtual Memory
0 likes · 6 min read
Evolution of Memory Management: Fixed Partition, Dynamic Partition, and Overlay Techniques
Raymond Ops
Raymond Ops
Dec 20, 2024 · Operations

Master Docker Networking: Types, Drivers, and Practical Commands

This article explains Docker networking fundamentals, covering the main network types (bridge, host, overlay, macvlan, none), their drivers and container modes, how to configure and manage networks with Docker CLI commands, and important security and isolation considerations for containerized applications.

ContainersDockerHost
0 likes · 19 min read
Master Docker Networking: Types, Drivers, and Practical Commands
System Architect Go
System Architect Go
Nov 30, 2024 · Cloud Native

Comparison of Flannel and Calico CNI Plugins for Kubernetes

This article compares Flannel and Calico, two Kubernetes CNI plugins, detailing their architectures, backend mechanisms, routing models, overlay and non‑overlay options, and highlighting Flannel's simplicity for small clusters versus Calico's richer feature set for larger, production‑grade environments.

CNICalicoFlannel
0 likes · 8 min read
Comparison of Flannel and Calico CNI Plugins for Kubernetes
Architects' Tech Alliance
Architects' Tech Alliance
May 13, 2024 · Operations

What Are the Core Principles Behind Modern Data Center Network Architecture?

This article outlines the fundamental design principles for data center networks—scalability, availability, flexibility, and security—and examines key architectures such as Fabric, Overlay, Spine‑Leaf, and BGP EVPN, while also highlighting emerging trends toward higher bandwidth, dense compute, cost efficiency, and intelligent operations.

BGP EVPNData centerOverlay
0 likes · 13 min read
What Are the Core Principles Behind Modern Data Center Network Architecture?
Architects' Tech Alliance
Architects' Tech Alliance
Apr 9, 2024 · Industry Insights

Designing Scalable, Secure Data Center Networks: Principles and Modern Topologies

This article outlines fundamental design principles for data center networks—scalability, availability, flexibility, and security—and examines modern topologies such as Fabric with M‑LAG, Overlay, Spine‑Leaf, and BGP‑EVPN, while also highlighting emerging trends like high‑bandwidth SDN, heterogeneous compute clusters, and intelligent, cost‑effective operations.

BGP EVPNOverlayScalability
0 likes · 13 min read
Designing Scalable, Secure Data Center Networks: Principles and Modern Topologies
MaGe Linux Operations
MaGe Linux Operations
Mar 16, 2024 · Operations

Master Docker Networking: From Bridge to Overlay and Macvlan Explained

This comprehensive guide explains Docker's networking fundamentals, covering network types such as bridge, host, overlay, and macvlan, their drivers, configurations, security considerations, and practical command‑line examples for creating, managing, and troubleshooting container networks in both single‑host and multi‑host environments.

ContainersDockerMacvlan
0 likes · 19 min read
Master Docker Networking: From Bridge to Overlay and Macvlan Explained
AI Cyberspace
AI Cyberspace
Jun 12, 2023 · Cloud Native

Master Docker Container Networking: From Bridge to Overlay and Beyond

This article explains Docker's container networking concepts—including the CNM model, native drivers, bridge, host, macvlan, none modes, port mapping, overlay SDN—as well as storage options and Compose orchestration techniques for building robust cloud‑native applications.

ComposeDockerMacvlan
0 likes · 20 min read
Master Docker Container Networking: From Bridge to Overlay and Beyond
Bitu Technology
Bitu Technology
Apr 7, 2023 · Cloud Native

Managing Kubernetes Resource Manifests with Kustomize: Aggregation, Overlays, and Components

This article explains how Tubi’s engineering team uses Kustomize to simplify and scale Kubernetes Resource Manifest management by aggregating resources, applying patches, organizing bases and overlays, and leveraging reusable components to reduce duplication and improve maintainability across clusters and namespaces.

ComponentInfrastructureKubernetes
0 likes · 15 min read
Managing Kubernetes Resource Manifests with Kustomize: Aggregation, Overlays, and Components
Xianyu Technology
Xianyu Technology
Mar 31, 2023 · Mobile Development

Flutter: Mocking MethodChannel for Unit Tests, Retrieving Keyboard Height, and Quick Guide Bubbles

This guide explains how to mock Flutter MethodChannels for unit testing using TestDefaultBinaryMessenger, capture the maximum keyboard height across iOS and Android by tracking viewInsets in didChangeMetrics, and quickly create new‑user guide bubbles with OverlayEntry by calculating a target widget’s rectangle and inserting a positioned overlay.

FlutterGuide BubbleKeyboard Height
0 likes · 9 min read
Flutter: Mocking MethodChannel for Unit Tests, Retrieving Keyboard Height, and Quick Guide Bubbles
Architect's Guide
Architect's Guide
Dec 14, 2022 · Cloud Native

Understanding Underlay and Overlay Network Models in Kubernetes

This article explains Kubernetes networking models, detailing the underlay network infrastructure, overlay techniques, and common CNI implementations such as Flannel, Calico, IPVLAN, and VxLAN, while comparing their architectures, protocols, and configuration considerations.

CNICalicoFlannel
0 likes · 12 min read
Understanding Underlay and Overlay Network Models in Kubernetes
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
Open Source Linux
Open Source Linux
Nov 18, 2022 · Cloud Native

Understanding Kubernetes Underlay and Overlay Network Models: A Deep Dive

This article provides a comprehensive overview of Kubernetes networking, explaining the concepts of underlay and overlay network models, their implementations with Flannel, Calico, IPVLAN, MACVLAN, Multus, DANM, and common tunneling protocols such as VxLAN, IPIP, and GRE, while highlighting practical configuration notes and architectural differences.

CNICalicoFlannel
0 likes · 14 min read
Understanding Kubernetes Underlay and Overlay Network Models: A Deep Dive
Cloud Native Technology Community
Cloud Native Technology Community
May 31, 2022 · Cloud Native

Building High‑Performance, High‑Availability Container Networks for Banking in a Two‑Site‑Three‑Center Architecture

This article explains the challenges of container networking in banks, especially under a two‑site‑three‑center architecture, and provides practical guidance on using underlay and overlay approaches, Kube‑OVN solutions, and best‑practice recommendations to achieve high‑availability, high‑concurrency, and high‑performance cloud‑native networks.

BankingKube-OVNOverlay
0 likes · 9 min read
Building High‑Performance, High‑Availability Container Networks for Banking in a Two‑Site‑Three‑Center Architecture
ITPUB
ITPUB
Jan 14, 2022 · Fundamentals

Master Linux Routing: From Packets to Containers and Overlay Networks

This article explains why Linux routing is essential for container networking, details how routing works during packet transmission and reception, explores routing tables and lookup mechanisms in the kernel, and provides practical commands for enabling forwarding, inspecting, modifying, and testing routing rules.

ContainersKernelLinux
0 likes · 16 min read
Master Linux Routing: From Packets to Containers and Overlay Networks
Cloud Native Technology Community
Cloud Native Technology Community
Jan 7, 2022 · Cloud Native

Designing High‑Availability, High‑Performance Cloud‑Native Container Networks for Banking

This article examines the challenges and solutions for building high‑availability, high‑concurrency, and high‑performance cloud‑native container networks in banks, covering two‑site three‑center architectures, underlay/overlay strategies, Kube‑OVN implementation, and practical recommendations for secure, scalable networking.

BankingContainer NetworkKube-OVN
0 likes · 10 min read
Designing High‑Availability, High‑Performance Cloud‑Native Container Networks for Banking
Tencent Music Tech Team
Tencent Music Tech Team
Nov 17, 2021 · Mobile Development

Understanding Flutter Routing and Navigation Management

Flutter’s navigation system uses a stateful Navigator widget that manages a stack of Route objects—such as OverlayRoute, TransitionRoute, ModalRoute, PageRoute, and PopupRoute—while an Overlay mirrors this stack with OverlayEntry widgets and the internal _Theatre component efficiently renders on‑stage and off‑stage pages.

FlutterMobile DevelopmentOverlay
0 likes · 9 min read
Understanding Flutter Routing and Navigation Management
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Aug 13, 2021 · Fundamentals

Device Tree Fundamentals: Concepts, Overlay Mechanism, and Debugging

The article explains Device Tree fundamentals—defining DTS, DTSI, DTB and DTBO formats, their origin as a cleaner alternative to kernel‑embedded platform code, how overlays decouple vendor changes via matching project and PCB IDs, the rules for modifying nodes, and debugging techniques using dtc and mkdtimgdump tools.

DTBODTSDevice Tree
0 likes · 6 min read
Device Tree Fundamentals: Concepts, Overlay Mechanism, and Debugging
Open Source Linux
Open Source Linux
Apr 15, 2021 · Cloud Native

Understanding Docker Container Networking: Modes, Overlay, and Beyond

This article explains Docker's container networking fundamentals, covering single‑host communication modes (host, bridge, none, container‑shared, custom), their advantages and drawbacks, and then delves into cross‑host solutions such as overlay, Weave, and Calico, comparing their architectures and performance implications.

Bridge ModeCalicoDocker
0 likes · 21 min read
Understanding Docker Container Networking: Modes, Overlay, and Beyond
Full-Stack DevOps & Kubernetes
Full-Stack DevOps & Kubernetes
Jul 6, 2020 · Cloud Native

Understanding Docker’s Four Network Drivers and Kubernetes Flannel Networking

This article explains Docker’s four network drivers (bridge, host, none, overlay), details how the bridge driver creates the docker0 bridge and veth pairs, shows port‑mapping with -p/-P, then covers Kubernetes pod communication patterns, CNI plugins, and provides a step‑by‑step guide to deploying and configuring Flannel with different backends such as vxlan, host‑gw and directrouting.

CNIDockerFlannel
0 likes · 16 min read
Understanding Docker’s Four Network Drivers and Kubernetes Flannel Networking
Efficient Ops
Efficient Ops
Jun 23, 2020 · Cloud Native

How Docker and Kubernetes Networking Works: From Bridge to Flannel

This article explains Docker's built‑in network drivers, the bridge mode construction and external access, then compares Kubernetes networking requirements and details how Flannel implements pod‑to‑pod communication using overlay networks and packet encapsulation.

FlannelNetworkingOverlay
0 likes · 11 min read
How Docker and Kubernetes Networking Works: From Bridge to Flannel
UCloud Tech
UCloud Tech
Nov 5, 2019 · Cloud Computing

Understanding Cloud Networking: Overlay, SDN, VPC, and Hybrid Cloud Basics

This lesson explains cloud networking fundamentals, covering overlay/underlay architecture, software-defined networking, network function virtualization, private VPC design, ACL and NAT gateways, routing tables, and three hybrid‑cloud deployment models, illustrating how networks enable scalable, flexible cloud services.

OverlaySDNVPC
0 likes · 7 min read
Understanding Cloud Networking: Overlay, SDN, VPC, and Hybrid Cloud Basics
WecTeam
WecTeam
Sep 20, 2019 · Frontend Development

Six Creative Techniques to Build a Guide Overlay Without Images

This tutorial explains six different approaches—using z-index, opacity, borders, box‑shadow, element cloning, and canvas—to create a guide overlay (mask layer) that highlights specific page areas without relying on image assets, complete with code examples and visual demos.

JavaScriptOverlayWeb Development
0 likes · 18 min read
Six Creative Techniques to Build a Guide Overlay Without Images
Architects' Tech Alliance
Architects' Tech Alliance
Nov 17, 2017 · Industry Insights

Why SDN Became the Hottest Trend: From OpenFlow to Overlay Networks Explained

This article analyzes the shortcomings of traditional TCP/IP networking, explains the principles of Software‑Defined Networking and OpenFlow, examines flow‑table evolution, and explores overlay technologies like VXLAN, while discussing the ongoing industry debate between revolutionary and incremental approaches.

Industry analysisOpenFlowOverlay
0 likes · 21 min read
Why SDN Became the Hottest Trend: From OpenFlow to Overlay Networks Explained
网易UEDC
网易UEDC
Mar 22, 2017 · Frontend Development

Mastering Overlay Layers: Dialogs, Toasts, and Snackbars Explained

This article defines overlay layers, compares dialog boxes, toasts, and snackbars, outlines their modal and non‑modal variants, usage scenarios, design tips, advantages, and drawbacks, helping designers choose the right temporary UI component for mobile and web applications.

DialogMobileOverlay
0 likes · 10 min read
Mastering Overlay Layers: Dialogs, Toasts, and Snackbars Explained