发明授权
- 专利标题: Hierarchical metering in a virtual router-based network switch
- 专利标题(中): 基于虚拟路由器的网络交换机中的分层计费
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申请号: US11621102申请日: 2007-01-08
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公开(公告)号: US07668087B2公开(公告)日: 2010-02-23
- 发明人: Zahid Hussain , Sachin Desai , Naveed Alam , Joseph Cheng , Tim Millet
- 申请人: Zahid Hussain , Sachin Desai , Naveed Alam , Joseph Cheng , Tim Millet
- 申请人地址: US CA Sunnyvale
- 专利权人: Fortinet, Inc.
- 当前专利权人: Fortinet, Inc.
- 当前专利权人地址: US CA Sunnyvale
- 代理机构: Hamilton, DeSanctis & Cha LLP
- 主分类号: H04L12/26
- IPC分类号: H04L12/26 ; H04J1/00 ; G08C15/00 ; G06F11/00 ; G01R31/08
摘要:
Methods and systems are provided for applying metering and rate-limiting in a virtual router environment and supporting a hierarchy of metering/rate-limiting contexts per packet flow. According to one embodiment, multiple first level metering options and multiple second level metering options associated with a hierarchy of metering levels are provided. A virtual routing engine receives packets associated with a first packet flow and packets associated with a second packet flow. The virtual routing engine performs a first type of metering of the first level metering options on the packets associated with the first packet flow using a first metering control block (MCB) and performs a second type of metering of the second level metering options on the packets associated with the first packet flow and the packets associated with the second flow using a second MCB.
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