---
title: StreamNetworkServiceTypeValue
framework: foundation
role: symbol
role_heading: Structure
path: foundation/streamnetworkservicetypevalue
---

# StreamNetworkServiceTypeValue

NSStream defines these string constants for specifying the service type of a stream.

## Declaration

```swift
struct StreamNetworkServiceTypeValue
```

## Topics

### Type Properties

- [background](foundation/streamnetworkservicetypevalue/background.md)
- [video](foundation/streamnetworkservicetypevalue/video.md)
- [voice](foundation/streamnetworkservicetypevalue/voice.md)
- [voIP](foundation/streamnetworkservicetypevalue/voip.md)
- [callSignaling](foundation/streamnetworkservicetypevalue/callsignaling.md)

### Initializers

- [init(rawValue:)](foundation/streamnetworkservicetypevalue/init(rawvalue:).md)

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Constants

- [Stream.Status](foundation/stream/status.md)
- [Stream Status Constants](foundation/stream_status_constants.md)
- [Stream.Event](foundation/stream/event.md)
- [StreamSOCKSProxyConfiguration](foundation/streamsocksproxyconfiguration.md)
- [StreamSOCKSProxyVersion](foundation/streamsocksproxyversion.md)
- [StreamSocketSecurityLevel](foundation/streamsocketsecuritylevel.md)
- [Stream.PropertyKey](foundation/stream/propertykey.md)
- [NSStreamSocketSSLErrorDomain](foundation/nsstreamsocketsslerrordomain.md)
- [NSStreamSOCKSErrorDomain](foundation/nsstreamsockserrordomain.md)