- 专利标题: Techniques for routing and forwarding between multiple virtual routers implemented by a single device
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申请号: US14985133申请日: 2015-12-30
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公开(公告)号: US10116556B2公开(公告)日: 2018-10-30
- 发明人: Naiming Shen
- 申请人: Ericsson AB
- 申请人地址: SE Stockholm
- 专利权人: Ericsson AB
- 当前专利权人: Ericsson AB
- 当前专利权人地址: SE Stockholm
- 代理机构: Nicholson De Vos Webster & Elliott, LLP
- 主分类号: H04L12/28
- IPC分类号: H04L12/28 ; H04L12/713 ; H04L12/46 ; H04L12/701 ; H04L12/741 ; H04L12/751
摘要:
Techniques for routing and forwarding between multiple virtual routers implemented by a single device are described. A second virtual router is configured to learn routes from a first virtual router. A first route is inserted into a first routing table of the first virtual router, which includes a next hop corresponding to a physical network interface of the device leading to an external destination. The first route is distributed to a second virtual router to be installed in a second routing table as a second route, responsive to the second virtual router begin configured to learn routes from the first virtual router. Responsive to receiving a packet, the packet is forwarded according to a forwarding table entry corresponding to the second route of the second routing table to send the packet using the physical network interface to the external destination.
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