---
title: Stream Service Types
framework: corefoundation
role: collectionGroup
path: corefoundation/stream-service-types
---

# Stream Service Types

String constants that specify the service type of a stream.

## Topics

### Constants

- [kCFStreamNetworkServiceTypeVoIP](cfnetwork/kcfstreamnetworkservicetypevoip.md)
- [kCFStreamNetworkServiceTypeVideo](cfnetwork/kcfstreamnetworkservicetypevideo.md)
- [kCFStreamNetworkServiceTypeBackground](cfnetwork/kcfstreamnetworkservicetypebackground.md)
- [kCFStreamNetworkServiceTypeVoice](cfnetwork/kcfstreamnetworkservicetypevoice.md)

## See Also

### Constants

- [CFStreamStatus](corefoundation/cfstreamstatus.md)
- [CFStreamErrorDomain](corefoundation/cfstreamerrordomain.md)
- [CFStream Error Domain Constants (CFHost)](corefoundation/cfstream-error-domain-constants-cfhost.md)
- [Error Subdomains](corefoundation/error-subdomains.md)
- [Secure Sockets (SOCKS) Errors](cfnetwork/1518266-secure-sockets-socks-errors.md)
- [CFStreamEventType](corefoundation/cfstreameventtype.md)
- [Stream Properties](corefoundation/stream-properties.md)
- [CFStream Property SSL Settings Constants](corefoundation/cfstream-property-ssl-settings-constants.md)
- [CFStream Socket Security Level Constants](corefoundation/cfstream-socket-security-level-constants.md)
- [CFStream SOCKS Proxy Key Constants](corefoundation/cfstream-socks-proxy-key-constants.md)