F.eks. transporterer færgetrafikken mellem Skotland og Nordirland 1,8 millioner passagerer pr. år, men disse havne bliver uden for TEN-nettet, hvis udelukkende den internationale trafik medregnes.
For example, ferry traffic between Scotland and Northern Ireland accounts for 1.8 million passengers a year, but these ports would remain outside the TEN if just international traffic were to be included.