docs: function setup(connection) {
  
                  node.connection = connection;
  
                  // node connected
                  node.status({ fill: 'green', shape: 'dot', text: 'connected' });
  
                  // build sender options based on node configuration
                  var options = {
                      target: {
                          address: node.address,
                          dynamic: node.dynamic,
                          durable: node.durable,
                          expiry_policy: node.expirypolicy
                      },
                      autosettle: node.autosettle,
                      snd_settle_mode: node.sndsettlemode,
                      rcv_settle_mode: node.rcvsettlemode
                  };
                  node.sender = node.connection.open_sender(options);
  
                  node.sender.on('accepted', function(context) {
                      var msg = outDelivery(node, context.delivery);
                      node.send(msg);
                  });
  
                  node.sender.on('released', function(context) {
                      var msg = outDelivery(node, context.delivery);
                      node.send(msg);
                  });
  
                  node.sender.on('rejected', function(context) {
                      var msg = outDelivery(node, context.delivery);
                      node.send(msg);
                  });
  
                  node.connection.on('disconnected', function(context) {
                      // node disconnected
                      node.status({fill: 'red', shape: 'dot', text: 'disconnected' });
                  });
  
                  node.on('input', function(msg) {
                      // enough credits to send
                      if (node.sender.sendable()) {
                          node.sender.send(msg.payload);
                      }
                  });
  
                  node.on('close', function() {
                      if (node.sender != null)
                          node.sender.detach();
                      node.connection.close();
                  });
              }