---
title: kIOUserNetworkMediaOptionLoopback
framework: networkingdriverkit
role: symbol
role_heading: Enumeration Case
path: networkingdriverkit/kiousernetworkmediaoptionloopback
---

# kIOUserNetworkMediaOptionLoopback

## Declaration

```occ
kIOUserNetworkMediaOptionLoopback
```

## See Also

### Getting the Media Options

- [kIOUserNetworkMediaOptionEEE](networkingdriverkit/kiousernetworkmediaoptioneee.md)
- [kIOUserNetworkMediaOptionFlowControl](networkingdriverkit/kiousernetworkmediaoptionflowcontrol.md)
- [kIOUserNetworkMediaOptionFullDuplex](networkingdriverkit/kiousernetworkmediaoptionfullduplex.md)
- [kIOUserNetworkMediaOptionHalfDuplex](networkingdriverkit/kiousernetworkmediaoptionhalfduplex.md)