前提条件：

• 有公网IP

需求

• 需要进行安全的内网访问
• 需要加密流量
• 支持 TCP / UDP

注：下面的UUID和端口号，请自行修改

v2ray配置文件[Server端]

{
    "inbounds": [
        {
            "port": 12345,
            "listen": "0.0.0.0",
            "protocol": "vmess",
            "settings": {
                "clients": [
                    {
                        "id": "643773f3-568d-4655-bc48-a75afb2eccdd",
                        "level": 1,
                        "alterId": 16
                    }
                ]
            }
        },
        {
            "port": 12345,
            "listen": "0.0.0.0",
            "protocol": "vmess",
            "settings": {
                "clients": [
                    {
                        "id": "643773f3-568d-4655-bc48-a75afb2eccdd",
                        "level": 1,
                        "alterId": 16
                    }
                ]
            },
            "streamSettings": {
                "network": "mkcp",
                "kcpSettings": {
                    "uplinkCapacity": 200,
                    "downlinkCapacity": 30,
                    "congestion": true,
                    "header": {
                        "type": "none"
                    }
                }
            }
        }
    ],
    "outbounds": [
        {
            "protocol": "freedom",
            "settings": {}
        }
    ]
}

v2ray配置[Client端]

端口号：12345
UUID：643773f3-568d-4655-bc48-a75afb2eccdd
传输方式：tcp / mkcp
额外ID：0
UDP转发：打开
TLS：关闭
多路复用：关闭
TCP快速打开：关闭
算法：auto

增加防火墙配置端口

firewall-cmd --zone=public --add-port=12345/tcp --permanent
firewall-cmd --zone=public --add-port=12345/udp --permanent
firewall-cmd --reload