Route
Changes in sing-box 1.12.0
Changes in sing-box 1.11.0
 default_network_strategy
 default_network_type
 default_fallback_network_type
 default_fallback_delay
Structure
{
  "route": {
    "rules": [],
    "rule_set": [],
    "final": "",
    "auto_detect_interface": false,
    "override_android_vpn": false,
    "default_interface": "",
    "default_mark": 0,
    "default_domain_resolver": "", // or {}
    "default_network_strategy": "",
    "default_network_type": [],
    "default_fallback_network_type": [],
    "default_fallback_delay": "",
    // Removed
    "geoip": {},
    "geosite": {}
  }
}
You can ignore the JSON Array [] tag when the content is only one item
Fields
rules
List of Route Rule
rule_set
Since sing-box 1.8.0
List of rule-set
final
Default outbound tag. the first outbound will be used if empty.
auto_detect_interface
Only supported on Linux, Windows and macOS.
Bind outbound connections to the default NIC by default to prevent routing loops under tun.
Takes no effect if outbound.bind_interface is set.
override_android_vpn
Only supported on Android.
Accept Android VPN as upstream NIC when auto_detect_interface enabled.
default_interface
Only supported on Linux, Windows and macOS.
Bind outbound connections to the specified NIC by default to prevent routing loops under tun.
Takes no effect if auto_detect_interface is set.
default_mark
Only supported on Linux.
Set routing mark by default.
Takes no effect if outbound.routing_mark is set.
default_domain_resolver
Since sing-box 1.12.0
See Dial Fields for details.
Can be overrides by outbound.domain_resolver.
default_network_strategy
Since sing-box 1.11.0
See Dial Fields for details.
Takes no effect if outbound.bind_interface, outbound.inet4_bind_address or outbound.inet6_bind_address is set.
Can be overrides by outbound.network_strategy.
Conflicts with default_interface.
default_network_type
Since sing-box 1.11.0
See Dial Fields for details.
default_fallback_network_type
Since sing-box 1.11.0
See Dial Fields for details.
default_fallback_delay
Since sing-box 1.11.0
See Dial Fields for details.