Taxiway Links at Frakfurt are used to connect taxiways N8 and N7 at different locations. This enables the controller to optimize the traffic flow in this area.
Difference between Simulator and Real World
Due to some reconstruction work at the apron, Link 1 has been withdrawn in real life as shown on the latest charts. Due to the limitation of the latest scenery available we can't always simulate this state of development and continue to use Link 1 at the network.
Overview (old) Link 1 and Link 3