v2ray-core/release/config/config.json

// Config file of V2Ray. This file follows standard JSON format, with comments support.
// Uncomment entries below to satisfy your needs. Also read our manual for more detail at
// https://www.v2ray.com/
{
  "log": {
    // By default, V2Ray writes access log to stdout.
    // "access": "/path/to/access/log/file",

    // By default, V2Ray write error log to stdout.
    // "error": "/path/to/error/log/file",

    // Log level, one of "debug", "info", "warning", "error", "none"
    "loglevel": "warning"
  },
  // List of inbound proxy configurations.
  "inbounds": [{
    // Port to listen on. You may need root access if the value is less than 1024.
    "port": 1080,

    // IP address to listen on. Change to "0.0.0.0" to listen on all network interfaces.
    "listen": "127.0.0.1",

    // Tag of the inbound proxy. May be used for routing.
    "tag": "socks-inbound",

    // Protocol name of inbound proxy.
    "protocol": "socks",

    // Settings of the protocol. Varies based on protocol.
    "settings": {
      "auth": "noauth",
      "udp": false,
      "ip": "127.0.0.1"
    }
  }],
  // List of outbound proxy configurations.
  "outbounds": [{
    // Protocol name of the outbound proxy.
    "protocol": "freedom",

    // Settings of the protocol. Varies based on protocol.
    "settings": {},

    // Tag of the outbound. May be used for routing.
    "tag": "direct"
  },{
    "protocol": "blackhole",
    "settings": {},
    "tag": "blocked"
  }],

  // Transport is for global transport settings. If you have multiple transports with same settings
  // (say mKCP), you may put it here, instead of in each individual inbound/outbounds.
  //"transport": {},

  // Routing controls how traffic from inbounds are sent to outbounds.
  "routing": {
    "domainStrategy": "IPOnDemand",
    "rules":[{
      "type": "field",
      "ip": ["geoip:private"],
      "outboundTag": "blocked"
    }]
  },

  // Dns settings for domain resolution.
  "dns": {
    // Static hosts, similar to hosts file.
    "hosts": {
      // Blacklist all Baidu domains, including all sub domains.
      "domain:baidu.com": "127.0.0.1"
    },
    "servers": [
      {
        "address": "114.114.114.114",
        "port": 53,
        // List of domains that use this DNS first.
        "domains": [
          "domain:v2ray.com"
        ]
      },
      "8.8.8.8",
      "1.1.1.1",
      "localhost"
    ]
  },

  // Policy controls some internal behavior of how V2Ray handles connections.
  // It may be on connection level by user levels in 'levels', or global settings in 'system.'
  "policy": {
    // Connection policys by user levels
    "levels": {
      "0": {
        "uplinkOnly": 0,
        "downlinkOnly": 0
      }
    },
    "system": {
      "statsInboundUplink": false,
      "statsInboundDownlink": false
    }
  },

  // Stats enables internal stats counter.
  // This setting can be used together with Policy and Api. 
  //"stats":{},

  // Api enables gRPC APIs for external programs to communicate with V2Ray instance.
  //"api": {
    //"tag": "api",
    //"services": [
    //  "HandlerService",
    //  "LoggerService",
    //  "StatsService"
    //]
  //},

  // You may add other entries to the configuration, but they will not be recognized by V2Ray.
  "other": {}
}