A device may include a card including a card connector andor a card edge lockshield disposed on at least a card connector first side. The apparatus and method of the invention provide for recirculation of gaseous or combustible materials so that they are not released into the atmosphere and to provide fuel for the process. 0 nm, and a method for producing the same efficiently, in large amount and inexpensively. The scraper is made of a harder material than the plastic forming the first end face, the scraping fin of the scraper has a contact point oriented towards the center and the scraper and the retaining ring are adapted to each other in such a way that both the at least one first end face and the contact point can lie against the piston rod. If the first link fails or otherwise becomes unavailable, the VSRP2 backup switch can detect the link failure and begin forwarding, via the second link, data traffic tofrom the network device. The method is used in simulating systems which can consist of large number of lossy transmission lines with frequency-dependent parameters which are placed in a high-speed IC package design.