---
title: IFNET_CSUM_IP
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1644631-anonymous/ifnet_csum_ip
---

# IFNET_CSUM_IP

## Declaration

```occ
IFNET_CSUM_IP = 0x00000001
```

## Discussion

Discussion Hardware will calculate IPv4 checksums.