发明名称 |
SYSTEM AND METHOD FOR SESSION RESTORATION AT GEO-REDUNDANT GATEWAYS |
摘要 |
A method, system and apparatus for managing a backup service gateway (SGW) associated with a primary SGW, the backup SGW periodically receiving from the primary SGW at least a portion of corresponding UE session state information and in response to a failure of the primary SGW, assuming management of IP addresses and paths associated with the primary SGW, and in response to receiving control or data plane traffic associated with a UE, generating a Downlink Data Notification (DDN) message adapted to inform an MME that the UE is in a live state. |
申请公布号 |
EP2687047(A1) |
申请公布日期 |
2014.01.22 |
申请号 |
EP20120711313 |
申请日期 |
2012.03.18 |
申请人 |
ALCATEL LUCENT |
发明人 |
KOMPELLA, VACHASPATI, P.;SINHA, SATYAM;MULEY, PRAVEEN, VASANT;NELAKONDA, SATHYENDER |
分类号 |
H04W36/12;H04W36/00 |
主分类号 |
H04W36/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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