WO 03/091861 PCT/IB03/01172 1/5 Fig. 1 Fig. 2 50 Identity-related information (IRI) Application-dependent interaction 20 30 30 | i Client Application Location Entity Requesting Entity IT + ----- _(Application-dependent interaction) _____ initiate request step Ha po 1 tte (1) Location information (LI) ila Redirect (with instruction) Ht | Hb Connect to location entity Contact step Ve fa Reaueststep | OVE Vc Request step IVb ) IV< Ve (vd) Response step with IR! Ivg Ivg.i =---1_11_.1- - --- 2-0 Vgül_____-...------ SIEH - - - ---- Vt Lag: .. (Applisation.depeneent eran nn. -