sing-box/docs/configuration/outbound/urltest.md

Structure

{
  "type": "urltest",
  "tag": "auto",
  
  "outbounds": [
    "proxy-a",
    "proxy-b",
    "proxy-c"
  ],
  "url": "http://www.gstatic.com/generate_204",
  "interval": "1m",
  "tolerance": 50
}

Fields

outbounds

==Required==

List of outbound tags to test.

url

The URL to test. http://www.gstatic.com/generate_204 will be used if empty.

interval

The test interval. 1m will be used if empty.

tolerance

The test tolerance in milliseconds. 50 will be used if empty.