---
title: MBUF_CSUM_REQ_IP
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1644524-anonymous/mbuf_csum_req_ip
---

# MBUF_CSUM_REQ_IP

## Declaration

```occ
MBUF_CSUM_REQ_IP = 0x0001
```

## Discussion

Discussion Indicates the IP checksum has not been calculated yet.