# LibTmux::Server#open_control

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/46474e8a2f03e39fc2b0ff73b6a841777b79c4d2/gems/libtmux/lib/libtmux/server.rb#L331
- **Page:** https://libtmux.org/en/ruby/v0.1.2/reference/libtmux-server-open_control/

```
def open_control: [T] (
  session: ::LibTmux::EntityRef,
  ?reconnect: ::LibTmux::ControlConnection?,
  **untyped
) {
  (::LibTmux::ControlConnection) -> T
} -> T

def open_control: (
  session: ::LibTmux::EntityRef,
  ?reconnect: ::LibTmux::ControlConnection?,
  **untyped
) -> ::LibTmux::ControlConnection
```

Behavior: Control connections.

Behavior contract: Control connections.

## Type parameters

- `T` (for `open_control(session, reconnect, kwargs) [overload 1]`)

## Parameters

- `session` (`::LibTmux::EntityRef`)
- `reconnect` (`::LibTmux::ControlConnection?`)
- `kwargs` (`untyped`)