FIELD: information technologies.
SUBSTANCE: user identifier is established with equivalent behaviour on a home subscription server (HSS); public user identities IMS (IMPU) are associated with the equivalent behaviour via the established user identifier with the equivalent behaviour. This invention also provides a system and a device that carry out user identity association.
EFFECT: association of public user identity IMS with the established equivalent behaviour, which increases user convenience.
18 cl, 21 dwg
