AutoNATv2Impl constructor
      
      AutoNATv2Impl(
    
- Host host,
 - Host dialerHost, {
 - List<
AutoNATv2Option> ? options, 
Create a new AutoNAT v2 service
host and dialerHost should have the same dialing capabilities. In case the host doesn't support
a transport, dial back requests for address for that transport will be ignored.
Implementation
AutoNATv2Impl(Host host, Host dialerHost, {List<AutoNATv2Option>? options})
    : host = host,
      allowPrivateAddrs = _applyOptions(options).allowPrivateAddrs,
      server = AutoNATv2ServerImpl(host, dialerHost, _applyOptions(options)),
      client = AutoNATv2ClientImpl(host),
      _subscription = _subscribeToEvents(host);