Does it support Windows?

http://docs.ansible.com/ansible/latest/intro_windows.html

SSH multiplexing

Add this to the ansible.cfg:

[default]
transport = ssh
[ssh_connection]
ssh_args = -o ControlMaster=auto -o ControlPersist=3600
control_path = ~/.ssh/controlmaster/host-%%r@%%h:%%p

Warning

Pay attention to the double % in the control path.