Title:
METHOD AND SYSTEM FOR ASSIGNING SERVING-CALL SESSION CONTROL FUNCTION
Document Type and Number:
WIPO Patent Application WO/2008/151556
Kind Code:
A1
Abstract:
A method and system for assigning Serving-Call Session Control Function and an
application server are provided. The method comprises: a Home Subscriber Server
receiving a request message sent by an Interrogating Call Session Control Function
for storing a server address, the message including an address of the Serving-Call
Session Control Function selected by the Interrogating Call Session Control
Function for a user; the Home Subscriber Server detecting whether the address
of the Serving-Call Session Control Function has been stored for the user locally,
if it has been stored, the Home Subscriber Server returning the stored address
of the Serving-Call Session Control Function back to the Interrogating Call
Session Control Function; if it has not been stored, the Home Subscriber Server
storing the address of the selected Serving-Call Session Control Function for
the user and returning the address of the selected Serving-Call Session Control Function
back to the Interrogating Call Session Control Function.
Inventors:
LI HUI (CN)
Application Number:
PCT/CN2008/071225
Publication Date:
December 18, 2008
Filing Date:
June 06, 2008
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
LI HUI (CN)
LI HUI (CN)
International Classes:
H04L29/06
Foreign References:
| EP1775902A1 | 2007-04-18 | |||
| CN1642346A | 2005-07-20 | |||
| CN1735875A | 2006-02-15 |
Attorney, Agent or Firm:
GUANGZHOU SCIHEAD PATENT AGENT CO., LTD. (No.80 XianLie Zhong Road, Yuexi, Guangzhou Guangdong 0, CN)
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