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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Kubernetes (K8S) 网络原理</title>
<link rel="stylesheet" href="css/style.css">
<script src="js/main.js" defer></script>
</head>
<body>
<header>
<div class="container">
<h1>Kubernetes (K8S) 网络原理</h1>
<nav>
<ul>
<li><a href="index.html" class="active">首页</a></li>
<li><a href="pod-network.html">Pod 网络</a></li>
<li><a href="service-network.html">Service 网络</a></li>
<li><a href="ingress.html">Ingress</a></li>
<li><a href="overlay-networks.html">Overlay 网络</a></li>
<li><a href="geneve-technology.html">Geneve 技术</a></li>
<li><a href="wireguard-overlay.html">WireGuard</a></li>
<li><a href="ebpf-networking.html">eBPF 网络</a></li>
<li><a href="cni-overlay-integration.html">CNI与Overlay集成</a></li>
<li><a href="network-troubleshooting.html">网络故障排查</a></li>
<li><a href="cni.html">CNI 插件</a></li>
<li><a href="experiments.html">动手实验</a></li>
</ul>
</nav>
</div>
</header>
<main class="container">
<section class="intro">
<h2>Kubernetes 网络概述</h2>
<p>Kubernetes(简称K8S)是一个开源的容器编排平台,它可以自动化容器的部署、扩展和管理。网络是Kubernetes中最复杂但也是最核心的部分之一。</p>
<div class="diagram-container">
<object type="image/svg+xml" data="svg/k8s-overview.svg" class="diagram">
Kubernetes 网络概览图
</object>
</div>
<p>Kubernetes网络模型基于以下四个基本原则:</p>
<ul>
<li><strong>所有Pod之间可以不通过NAT直接通信</strong></li>
<li><strong>所有节点可以不通过NAT与所有Pod通信</strong></li>
<li><strong>Pod内部的IP地址与其他Pod或节点看到的相同</strong></li>
<li><strong>每个Pod都有自己的IP地址</strong></li>
</ul>
</section>
<section>
<h2>Kubernetes 网络模型</h2>
<p>Kubernetes网络模型涉及多个层次的网络通信:</p>
<div class="card-container">
<div class="card" onclick="location.href='pod-network.html'">
<h3>Pod 网络</h3>
<p>Pod内部容器间通信以及Pod之间的通信机制</p>
</div>
<div class="card" onclick="location.href='service-network.html'">
<h3>Service 网络</h3>
<p>Service抽象和ClusterIP、NodePort、LoadBalancer等服务类型</p>
</div>
<div class="card" onclick="location.href='ingress.html'">
<h3>Ingress</h3>
<p>外部访问集群服务的HTTP/HTTPS路由机制</p>
</div>
<div class="card" onclick="location.href='cni.html'">
<h3>CNI 插件</h3>
<p>容器网络接口及常见网络插件(Calico, Flannel等)</p>
</div>
</div>
</section>
<section>
<h2>动手实验</h2>
<p>通过实际操作来深入理解Kubernetes网络原理。</p>
<a href="experiments.html" class="button">查看实验</a>
</section>
</main>
<footer>
<div class="container">
<p>© 2025 Kubernetes网络学习指南</p>
</div>
</footer>
</body>
</html>