发明授权
- 专利标题: Preventing denial-of-service attacks employing broadcast packets
- 专利标题(中): 使用广播数据包防止拒绝服务攻击
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申请号: US12917417申请日: 2010-11-01
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公开(公告)号: US08830997B1公开(公告)日: 2014-09-09
- 发明人: Nafea Bishara , Tsahi Daniel , David Melman , Nir Arad
- 申请人: Nafea Bishara , Tsahi Daniel , David Melman , Nir Arad
- 申请人地址: BM Hamilton IL Yokneam
- 专利权人: Marvell International Ltd.,Marvell Israel (M.I.S.L) Ltd.
- 当前专利权人: Marvell International Ltd.,Marvell Israel (M.I.S.L) Ltd.
- 当前专利权人地址: BM Hamilton IL Yokneam
- 主分类号: H04L12/28
- IPC分类号: H04L12/28
摘要:
A network device including a processor having an internet protocol (IP) address, and a processor port configured to communicate exclusively with the processor. The network device also includes a plurality of network ports configured to communicate with network nodes external to the network device. In addition, the network device includes a forwarding engine configured to selectively transfer packets (i) among the plurality of network ports, and (ii) between the processor port and the plurality of network ports; receive a broadcast packet from one of the plurality of network ports, the broadcast packet including a target IP address; and forward the broadcast packet to the processor, via the processor port, only when both (i) the broadcast packet is a control packet, and (ii) the target IP address of the broadcast packet matches the IP address of processor.
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