发明授权
- 专利标题： Stateful failover of service managers
- 专利标题（中）： 服务管理员的状态故障切换
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申请号： US10741966申请日： 2003-12-19
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公开(公告)号： US07443847B1公开(公告)日： 2008-10-28
- 发明人: Mark Albert , Richard A. Howes , James A. Jordan , Edward A. Kersey , William M. LeBlanc , Louis F. Menditto , Chris O'Rourke , Pranav Kumar Tiwari , Bruce F. Wong
- 申请人： Mark Albert , Richard A. Howes , James A. Jordan , Edward A. Kersey , William M. LeBlanc , Louis F. Menditto , Chris O'Rourke , Pranav Kumar Tiwari , Bruce F. Wong
- 申请人地址： US CA San Jose
- 专利权人： Cisco Technology, Inc.
- 当前专利权人： Cisco Technology, Inc.
- 当前专利权人地址： US CA San Jose
- 代理机构： Baker Botts L.L.P.
- 主分类号： H04L12/28
- IPC分类号： H04L12/28
摘要：
A system and method are disclosed for providing a fault tolerant network service. A packet is received that corresponds to a flow from a forwarding agent at a primary service manager and instructions are determined at the primary service manager for handling packets corresponding to the flow. The instructions are sent to the forwarding agent and the instructions are stored at the primary service manager. A replication packet is sent to a backup service manager. The replication packet includes the instructions for handling packets corresponding to the flow.
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