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Patent Searching and Data


Title:
METHOD AND APPARATUS FOR SERVICE RESTORATION
Document Type and Number:
WIPO Patent Application WO/2017/079926
Kind Code:
A1
Abstract:
Embodiments of the present disclosure provide a method performed at a first mobility management entity, MME in an MME pool. The method comprises, upon receipt of a downlink data notification message including a permanent identity of a mobile subscriber from a serving gateway that has detected a connection failure to a second MME serving the mobile subscriber in the MME pool, sending a first message for requesting location update to a home subscriber server, HSS associated with the mobile subscriber and paging with the permanent identity of the mobile subscriber so that an attach procedure is initiated at the mobile subscriber in response to the paging. The first message includes at least information indicative of the permanent identity of the mobile subscriber and information indicative of an identity of the first MME. Correspondingly, there is also provided an apparatus embodied at or as a part of an MME in an MME pool for service restoration.

Inventors:
XIE XIAOTANG (CN)
WANG WEIXING (CN)
WANG PENGLE (CN)
ZHANG LIHONG (CN)
Application Number:
PCT/CN2015/094345
Publication Date:
May 18, 2017
Filing Date:
November 11, 2015
Export Citation:
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Assignee:
NOKIA SOLUTIONS & NETWORKS OY (FI)
XIE XIAOTANG (CN)
WANG WEIXING (CN)
WANG PENGLE (CN)
ZHANG LIHONG (CN)
International Classes:
H04W68/00
Foreign References:
US20130188474A12013-07-25
US20140219178A12014-08-07
CN103329594A2013-09-25
Attorney, Agent or Firm:
KING & WOOD MALLESONS (CN)
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