---
title: kSCNetworkProtocolTypeDNS
framework: systemconfiguration
role: symbol
role_heading: Global Variable
path: systemconfiguration/kscnetworkprotocoltypedns
---

# kSCNetworkProtocolTypeDNS

The DNS protocol.

## Declaration

```swift
let kSCNetworkProtocolTypeDNS: CFString
```

## See Also

### Constants

- [kSCNetworkProtocolTypeIPv4](systemconfiguration/kscnetworkprotocoltypeipv4.md)
- [kSCNetworkProtocolTypeIPv6](systemconfiguration/kscnetworkprotocoltypeipv6.md)
- [kSCNetworkProtocolTypeProxies](systemconfiguration/kscnetworkprotocoltypeproxies.md)
- [kSCNetworkProtocolTypeSMB](systemconfiguration/kscnetworkprotocoltypesmb.md)