# LibTmux.Protocol.guard_id/0

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Elixir
- **Kind:** typealias
- **Source:** https://github.com/libtmux/libtmux-elixir/blob/66b9b1c3f3f3186428abdfda2c76f5cf87446710/lib/libtmux/protocol.ex#L53
- **Page:** https://libtmux.org/en/elixir/latest/reference/libtmux-protocol-guard_id-0/

```
@type guard_id() ::
        {non_neg_integer(), non_neg_integer(),
         non_neg_integer()}
```

A complete tmux reply guard: timestamp, command number and flags, retained for correlation.