Opens the sender's session. The signal is aborted by close(), so a connect
still negotiating can be torn down instead of outliving the sender by up to
its connect/auth deadline. Factories that ignore the parameter remain
assignable, matching QwpConnectionFactory.
Opens the sender's session. The signal is aborted by close(), so a connect still negotiating can be torn down instead of outliving the sender by up to its connect/auth deadline. Factories that ignore the parameter remain assignable, matching QwpConnectionFactory.