---
title: defaultNameServerPortNumber
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/nssocketportnameserver/defaultnameserverportnumber
---

# defaultNameServerPortNumber

Returns the port number used to contact the name server.

## Declaration

```occ
@property uint16_t defaultNameServerPortNumber;
```

## Return Value

Return Value The port number used to contact the name server. This value is currently ignored.