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V2Ray VPS配置:VMess和VLESS协议详解

V2Ray(Project V)是功能最强大的代理框架之一,支持VMess、VLESS、Trojan等多种协议,以及WebSocket、gRPC、HTTP/2等多种传输层配置。其高度模块化的设计使其能够灵活应对各种网络审查场景。本指南以离岸VPS为基础,详细介绍如何配置一个稳定的V2Ray服务端,实现安全、高速的隐私通信。

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安装V2Ray核心

使用官方安装脚本在VPS上安装V2Ray:
bash <(curl -L https://raw.githubusercontent.com/v2fly/fhs-install-v2ray/master/install-release.sh)
安装完成后,核心文件位于: - 可执行文件:「/usr/local/bin/v2ray」 - 配置文件:「/usr/local/etc/v2ray/config.json」 - 服务管理:「systemctl start/stop/restart v2ray」 生成UUID用于VMess/VLESS认证:
cat /proc/sys/kernel/random/uuid
记录生成的UUID,将在服务端和客户端配置中使用。每个用户应使用独立的UUID。

VMess+WebSocket+TLS配置(推荐方案)

VMess over WebSocket with TLS是目前最成熟的V2Ray配置方案。服务端config.json:
{
  "inbounds": [{
    "port": 10086,
    "listen": "127.0.0.1",
    "protocol": "vmess",
    "settings": {
      "clients": [{"id": "YOUR-UUID", "alterId": 0}]
    },
    "streamSettings": {
      "network": "ws",
      "wsSettings": {"path": "/v2ray"}
    }
  }],
  "outbounds": [{"protocol": "freedom"}]
}
配合Nginx反向代理,将WebSocket请求转发到V2Ray:
location /v2ray {
  proxy_pass http://127.0.0.1:10086;
  proxy_http_version 1.1;
  proxy_set_header Upgrade $http_upgrade;
  proxy_set_header Connection "Upgrade";
  proxy_set_header Host $host;
}
Nginx处理TLS终止,V2Ray监听本地端口,流量完全伪装成HTTPS网站访问。

VLESS协议:更轻量的现代替代方案

VLESS是VMess的改进版,移除了MD5身份认证和时间校验依赖,传输开销更小。配置方式与VMess类似,只需修改协议字段:
{
  "inbounds": [{
    "port": 10087,
    "listen": "127.0.0.1",
    "protocol": "vless",
    "settings": {
      "clients": [{"id": "YOUR-UUID", "flow": ""}],
      "decryption": "none"
    },
    "streamSettings": {
      "network": "ws",
      "wsSettings": {"path": "/vless"}
    }
  }]
}
VLESS不依赖时间同步,在某些极端网络环境下稳定性优于VMess。客户端推荐使用v2rayN(Windows)、v2rayU(macOS)、v2rayNG(Android)或Shadowrocket(iOS)。 订阅链接可通过sub-web工具生成,方便批量管理多节点配置。

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