Connect to the awaiting bob.example.com host with the same static key as on bob.example.com
sudo openvpn --remote {{bob.example.com}} --dev {{tun1}} --ifconfig {{10.4.0.2}} {{10.4.0.1}} --secret {{path/to/key}}
sudo openvpn --remote {{bob.example.com}} --dev {{tun1}} --ifconfig {{10.4.0.2}} {{10.4.0.1}} --secret {{path/to/key}}