METHOD OF PERFORMING ROAMING BETWEEN NETWORKS AND CORRESPONDING DEVICE

摘要

The present invention proposes a method of performing roaming of a subscriber (1) using a first transmission type from a first network (2) to a second network (5) being based on a second transmission type, said method comprising a first registering step (S4) for registering said subscriber (1) in said second network (5) on the basis of one of said first and said second transmission types, and in the case that said first registering step fails, a second registering step (S7) for registering said subscriber (1) in said second network (5) on the basis of the other of said first and said second transmission types. The present invention proposes also a corresponding device.