---
title: receivedTransportDuplicateByteCount
framework: network
role: symbol
role_heading: Instance Property
path: network/nwconnection/datatransferreport/pathreport/receivedtransportduplicatebytecount
---

# receivedTransportDuplicateByteCount

The number of duplicated bytes the transport protocol detected.

## Declaration

```swift
let receivedTransportDuplicateByteCount: UInt64
```

## See Also

### Inspecting Transport Metrics

- [receivedTransportByteCount](network/nwconnection/datatransferreport/pathreport/receivedtransportbytecount.md)
- [receivedTransportOutOfOrderByteCount](network/nwconnection/datatransferreport/pathreport/receivedtransportoutoforderbytecount.md)
- [sentTransportByteCount](network/nwconnection/datatransferreport/pathreport/senttransportbytecount.md)
- [retransmittedTransportByteCount](network/nwconnection/datatransferreport/pathreport/retransmittedtransportbytecount.md)
- [transportSmoothedRTT](network/nwconnection/datatransferreport/pathreport/transportsmoothedrtt.md)
- [transportMinimumRTT](network/nwconnection/datatransferreport/pathreport/transportminimumrtt.md)
- [transportRTTVariance](network/nwconnection/datatransferreport/pathreport/transportrttvariance.md)