---
title: maxDatagramFrameSize
framework: network
role: symbol
role_heading: Instance Property
path: network/nwprotocolquic/options/maxdatagramframesize
---

# maxDatagramFrameSize

A QUIC connection’s maximum DATAGRAM frame size.

## Declaration

```swift
var maxDatagramFrameSize: Int { get set }
```

## Discussion

Discussion This property determines the value of the max_datagram_frame_size transport parameter.

## See Also

### Customizing Connection Options

- [init(alpn:)](network/nwprotocolquic/options/init(alpn:).md)
- [init()](network/nwprotocolquic/options/init().md)
- [alpn](network/nwprotocolquic/options/alpn.md)
- [idleTimeout](network/nwprotocolquic/options/idletimeout.md)
- [initialMaxData](network/nwprotocolquic/options/initialmaxdata.md)
- [initialMaxStreamDataBidirectionalLocal](network/nwprotocolquic/options/initialmaxstreamdatabidirectionallocal.md)
- [initialMaxStreamDataBidirectionalRemote](network/nwprotocolquic/options/initialmaxstreamdatabidirectionalremote.md)
- [initialMaxStreamDataUnidirectional](network/nwprotocolquic/options/initialmaxstreamdataunidirectional.md)
- [initialMaxStreamsBidirectional](network/nwprotocolquic/options/initialmaxstreamsbidirectional.md)
- [initialMaxStreamsUnidirectional](network/nwprotocolquic/options/initialmaxstreamsunidirectional.md)
- [maxUDPPayloadSize](network/nwprotocolquic/options/maxudppayloadsize.md)
- [securityProtocolOptions](network/nwprotocolquic/options/securityprotocoloptions.md)