---
title: in6_addrlifetime
framework: Kernel
role: symbol
platforms: [macOS 12.0+]
path: kernel/in6_addrlifetime
---

# in6_addrlifetime

## Declaration

```occ
struct in6_addrlifetime {
    ...
};
```

## Topics

### Instance Properties

- [ia6t_expire](kernel/in6_addrlifetime/3755249-ia6t_expire.md)
- [ia6t_pltime](kernel/in6_addrlifetime/3755250-ia6t_pltime.md)
- [ia6t_preferred](kernel/in6_addrlifetime/3755251-ia6t_preferred.md)
- [ia6t_vltime](kernel/in6_addrlifetime/3755252-ia6t_vltime.md)