---
title: kCFStreamNetworkServiceTypeResponsiveData
framework: cfnetwork
role: symbol
role_heading: Global Variable
path: cfnetwork/kcfstreamnetworkservicetyperesponsivedata
---

# kCFStreamNetworkServiceTypeResponsiveData

A responsive, time-sensitive data service.

## Declaration

```swift
let kCFStreamNetworkServiceTypeResponsiveData: CFString
```

## See Also

### Constants

- [kCFHTTPVersion3_0](cfnetwork/kcfhttpversion3_0.md)
- [kCFStreamNetworkServiceTypeAVStreaming](cfnetwork/kcfstreamnetworkservicetypeavstreaming.md)
- [kCFStreamNetworkServiceTypeResponsiveAV](cfnetwork/kcfstreamnetworkservicetyperesponsiveav.md)
- [kCFStreamPropertyAllowConstrainedNetworkAccess](cfnetwork/kcfstreampropertyallowconstrainednetworkaccess.md)
- [kCFStreamPropertyAllowExpensiveNetworkAccess](cfnetwork/kcfstreampropertyallowexpensivenetworkaccess.md)
- [kCFStreamPropertyConnectionIsExpensive](cfnetwork/kcfstreampropertyconnectionisexpensive.md)