A system for working with data in datasets or information structures, wherein at least some of the data has latent preferences for connection with the data in other datasets or information structures. An agent receives a trap entry demand from the manager and enters an address of an object of trap and effective time into a database. 16), featuring a technique for layering beacons so as to provide a first beacon having a set of information the access point needs to broadcast and a second beacon having a reduced set of information depending on the current system load. A sealing device covers at least part of the first side opening. The outer balloon is then inflated, expanding the ends of the stent. Corrected codewords can be identified by comparison with received codewords in error.