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# URLSessionConfiguration.MultipathServiceType.interactive

A service whereby Multipath TCP attempts to use the lowest-latency interface.

```
case interactive
```

## Discussion

Specify this option for latency-sensitive, low-volume connections that might use cellular data. You must also set the <doc://com.apple.documentation/documentation/BundleResources/Entitlements/com.apple.developer.networking.multipath> in the Xcode Capabilities pane for your app.

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