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.
The Largest Airplane Ever Built. The Antonov An-225 Mriya is a cargo aircraft that was designed by the Soviet Unionâs Antonov Design Bureau in the 1980s. It is powered by six turbofan engines and is the longest and heaviest airplane ever built, with a maximum takeoff weight of 640 tonnes. It also has the largest wingspan of any aircraft in operational service. Only one An-225 was ever built and the behemoth transporter is still in service today. The first and only An-225 was completed in 1988 after four years of construction. The An-225 first flew on 21 December 1988 with a 74-minute flight from Kiev.