---
title: identifier
framework: virtualization
role: symbol
role_heading: Instance Property
path: virtualization/vzbridgednetworkinterface/identifier
---

# identifier

The unique BSD name of this network interface.

## Declaration

```swift
var identifier: String { get }
```

## Discussion

Discussion BSD names for the host computer’s Ethernet interfaces include en0, en1, and so on.

## See Also

### Getting the interface description

- [localizedDisplayName](virtualization/vzbridgednetworkinterface/localizeddisplayname.md)