---
title: IF_INTERFACE_ADVISORY_DIRECTION_TX
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 13.0+]
path: kernel/ifnet_interface_advisory_direction/if_interface_advisory_direction_tx
---

# IF_INTERFACE_ADVISORY_DIRECTION_TX

## Declaration

```occ
IF_INTERFACE_ADVISORY_DIRECTION_TX = 1
```