docs: function kill(req, res) {
    // TODO: implement filters
    var conn;
    // single ip:port
    if(req.args.length === 1) {
      conn = req.args[0];
  
      // shouldn't get here, however there is a possible
      // race condition whereby the target connection quits
      // between validate and execute
      if(!conn) return res.send(null, null);
  
      // suicide
      if(conn.id === req.conn.id) {
        conn.write(Constants.OK, function onWrite() {
          conn.close();
        })
      // killing another connection
      }else{
        //console.dir('closing another connection...');
        conn.close(function onClose() {
          res.send(null, Constants.OK);
        })
      }
    }
  }