---
title: smtp
framework: network
role: symbol
role_heading: Type Property
path: network/nwendpoint/port/smtp
---

# smtp

The Simple Mail Transfer Protocol port (port 25).

## Declaration

```swift
static let smtp: NWEndpoint.Port
```

## See Also

### Setting Well-Known Ports

- [any](network/nwendpoint/port/any.md)
- [ssh](network/nwendpoint/port/ssh.md)
- [http](network/nwendpoint/port/http.md)
- [pop](network/nwendpoint/port/pop.md)
- [imap](network/nwendpoint/port/imap.md)
- [https](network/nwendpoint/port/https.md)
- [imaps](network/nwendpoint/port/imaps.md)
- [socks](network/nwendpoint/port/socks.md)