发明授权
- 专利标题: Support for flooding in encapsulation and inter-VLAN communication via proxy-ARP
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申请号: US16040291申请日: 2018-07-19
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公开(公告)号: US11025536B1公开(公告)日: 2021-06-01
- 发明人: Gautam Venkataramanan , Umamaheswararao Karyampudi , Eddie Tan , Ajay Modi
- 申请人: Cisco Technology, Inc.
- 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: Merchant & Gould P.C.
- 主分类号: H04L12/721
- IPC分类号: H04L12/721 ; H04L12/46 ; H04L12/741 ; H04L12/24 ; H04L29/12
摘要:
A first leaf switch may receive from a first host, a request for a second host that is not known at the first leaf switch. The first host may be within a first End Point Group (EPG) and the second host being within a second EPG. The first EPG and the second EPG may be in a Bridge Domain (BD). Flood in encapsulation may be enabled for the first EPG and for the second EPG. Next, the first leaf switch may flood the request locally in the first EPG and to a spine switch with a VNID of the first EPG. The spine switch may then flood the request to a second leaf switch where the BD is present. The second leaf switch may send a glean request for the second host, receive, in response to sending the glean request, a reply, and learn the second host locally in response to receiving the reply.
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