发明授权
US09009327B2 Systems and methods for providing IIP address stickiness in an SSL VPN session failover environment
有权
在SSL VPN会话故障切换环境中提供IIP地址粘性的系统和方法
- 专利标题: Systems and methods for providing IIP address stickiness in an SSL VPN session failover environment
- 专利标题(中): 在SSL VPN会话故障切换环境中提供IIP地址粘性的系统和方法
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申请号: US11833581申请日: 2007-08-03
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公开(公告)号: US09009327B2公开(公告)日: 2015-04-14
- 发明人: Saibal Adhya , Akshat Choudhary , Shashi Nanjundaswamy , Sergey Verzunov , Arkesh Kumar , Amarnath Mullick
- 申请人: Saibal Adhya , Akshat Choudhary , Shashi Nanjundaswamy , Sergey Verzunov , Arkesh Kumar , Amarnath Mullick
- 申请人地址: US FL Fort Lauderdale
- 专利权人: Citrix Systems, Inc.
- 当前专利权人: Citrix Systems, Inc.
- 当前专利权人地址: US FL Fort Lauderdale
- 代理机构: Foley & Lardner LLP
- 代理商 Christopher J. McKenna; Paul M. H. Pua
- 主分类号: G06F15/16
- IPC分类号: G06F15/16 ; H04L12/46 ; H04L29/12 ; H04L29/08 ; H04L29/14 ; G06F15/173 ; H04W4/00 ; H04L29/06
摘要:
The SSL VPN session failover solution of the appliance and/or client agent described herein provides an environment for handling IP address assignment and end point re-authorization upon failover. The appliances may be deployed to provide a session failover environment in which a second appliance is a backup to a first appliance when a failover condition is detected, such as failure in operation of the first appliance. The backup appliance takes over responsibility for SSL VPN sessions provided by the first appliance. In the failover environment, the first appliance propagates SSL VPN session information including user IP address assignment and end point authorization information to the backup appliance. The backup appliance maintains this information. Upon detection of failover of the first appliance, the backup appliance activates the transferred SSL VPN session and maintains the user assigned IP addresses. The backup appliance may also re-authorize the client for the transferred SSL VPN session.
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