---
icon: material/delete-clock
!!! failure "Deprecated in sing-box 1.11.0"
Legacy special outbounds are deprecated and will be removed in sing-box 1.13.0, check [Migration](/migration/#migrate-legacy-special-outbounds-to-rule-actions).
### Structure
```json F
{
"type": "block",
"tag": "block"
}
```
### Fields
No fields.
