---
title: mptcpci_init_txbytes
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 13.0+]
path: kernel/conninfo_multipathtcp_t/3944400-mptcpci_init_txbytes
---

# mptcpci_init_txbytes

## Declaration

```occ
uint64_t mptcpci_init_txbytes;
```