---
title: networkIdentifier
framework: nearbyinteraction
role: symbol
role_heading: Instance Property
path: nearbyinteraction/nidltdoaconfiguration/networkidentifier
---

# networkIdentifier

A unique identifier for a Downlink Time-Difference-of-Arrival network.

## Declaration

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

## Discussion

Discussion Set this to the value of the session ID in the anchor’s configuration.