Roaming services using home location register

摘要

A distributed home location register (DHLR) (102-104) authorizes roaming services agreement electronically for a user (1) in a foreign network (120). A home network 100 has a network HLR 101 which records the roaming agreement and charges for billing user (1). A visitor location register (VLR) (122) then charges user (1) for services while in the foreign network (120) according to the roaming services agreement.