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在不同可用区分别部署单可用区 NAT 网关，可以将公网出口的故障域缩小到可用区级别，避免跨可用区级联故障。

阿里云文档 2026-04-21

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本文介绍如何将PolarDB-X 1.0（原DRDS）的经典VPC混合架构实例迁移到目标可用区，并将节点类型由经典网络切换为专有网络（VPC）类型。

问答 2024-06-12 来自：开发者社区

专有网络VPC（Virtual Private Cloud）之间在逻辑上彻底隔离，可以使您在阿里云上构建出一个隔离的网络环境，其安全性及性能都高于经典网络，已成为云上用户首选的网络类型。为满足日益增多的网络迁移需求，RDS新增了网络混访功能，可实现在无闪断、无访问中断的情况下将经典网络平滑迁移到VPC上，且主实例和各只读实例可以分别使用混访方案迁移网络，互不影响。本文将介绍通过RDS管理控制台采....

问答 2017-10-30 来自：开发者社区

经典网络平滑迁移到VPC的混访方案

背景信息专有网络VPC（Virtual Private Cloud）之间在逻辑上彻底隔离，可以使您在阿里云上构建出一个隔离的网络环境，其安全性及性能都高于经典网络，已成为云上用户首选的网络类型。为满足日益增多的网络迁移需求，云数据库MongoDB版新增了网络混访功能，可实现在无闪断、无访问中断的情况下将经典网络平滑迁移到VPC上。方案介绍之前将MongoDB实例从经典网络切换...

问答 2017-10-18 来自：开发者社区

经典网络平滑迁移到VPC的混访方案

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更新时间 2024-06-14 02:57:15

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