发明名称 ARRANGEMENT FOR CALL FORWARDING IN A MOBILE SERVICES SWITCHING CENTER
摘要 The present invention relates to an improvement in a mobile services switchi ng center, employed for preventing and endless call forwarding between a mobile subscriber and a subscriber located in the servi ce area of another switching center in a case where the subscribers have activated a call forwarding to each other. It is possible t o prevent endless call forwarding in a mobile services switching center by storing the directory number of the forwarding subscriber in a special-purpose database (16) during the call forwarding. The contents of the database are compared to the directory number of the forwarding subscriber in connection with every call forwarding call. If, during the checking, the directory number of the forwarding subscriber i s found in the database, the call control (13) of the mobile services switching center discontinues the call set-up.
申请公布号 CA2207423(C) 申请公布日期 2006.03.14
申请号 CA19952207423 申请日期 1995.12.21
申请人 NOKIA TELECOMMUNICATIONS OY 发明人 YLA-OUTINEN, PETTERI;KESKINEN, MATTI
分类号 H04M3/42;H04M3/54;H04W4/16 主分类号 H04M3/42
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