# LibTmux::Server#open_control

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/dcc9f8b5a6970144a9e7d80cd5f381d8f6198372/gems/libtmux/lib/libtmux/server.rb#L290
- **Page:** https://libtmux.org/en/ruby/v0.1.0.alpha.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.