Title:
METHOD AND SYSTEM FOR SERVICE LINK SWITCHOVER
Document Type and Number:
WIPO Patent Application WO/2009/024057
Kind Code:
A1
Abstract:
The present invention belongs to communication technical field and discloses
a service link switchover method and system. The method includes: applying for
the service processing resources of the second service processing unit; sending
a service link set-up message to the second service processing unit, and the message
contains the link address information of the first and second service node so
the second service processing unit can bind the link addresses of the first and
second service node; receiving the response message from the second service
processing unit and sending link switchover indication message to the first
and second service node, so the first and second service node can switch the link
connection to the second service processing unit. The invention has the effect
that the efficiency of the rolling upgrade is improved and the service interruption
is avoided when the units of the same resource pool are performing rolling upgrade.
Inventors:
YANG SHENGQIANG (CN)
Application Number:
PCT/CN2008/071962
Publication Date:
February 26, 2009
Filing Date:
August 12, 2008
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
YANG SHENGQIANG (CN)
YANG SHENGQIANG (CN)
International Classes:
G06F9/44; H04L12/24
Domestic Patent References:
| WO1996010319A2 | 1996-04-04 |
Foreign References:
| CN1881897A | 2006-12-20 | |||
| CN1710864A | 2005-12-21 | |||
| US20050210461A1 | 2005-09-22 |
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (TOPBOX Building No. 69, Beichen West Road,Chaoyang District, Beijing 9, CN)
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