---
title: tcpi_snd_sbbytes
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 10.11+]
path: kernel/tcp_connection_info/1562016-tcpi_snd_sbbytes
---

# tcpi_snd_sbbytes

## Declaration

```occ
u_int32_t tcpi_snd_sbbytes;
```