Some vendors provide firewall, network intrusion detection, and performance analysis modules that can plug into switch ports. Some of these functions may be on combined modules. In other cases, the switch is used to create a mirror image of data that can go to an external device.
The airliner that holds the current record of highest passenger capacity is the Airbus A380. The Airbus A380 is a four-engine aircraft and is the largest commercial plane in the world. The A380 took the first flight in April 2005 and commercial service began in October 25th, 2007 with Singapore Airlines.
Airforce-technology.com lists the world's biggest military transport aircraft based on maximum take-off weight. The AN-124 Ruslan (NATO reporting name: Condor), developed by Antonov, is the world's biggest military transport aircraft, thanks to its giant take-off weight of 392t. The An-124-100 can carry a payload of 120t and is capable of transporting heavy and oversized cargoes and various combat vehicles.