Method and apparatus to support a large internet protocol forwarding information base
US7515588B2 · kind B2 · utility
7Cited by
18References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2004 |
| Grant date | Apr 7, 2009 |
| Priority date | — |
| Expiry date | Dec 20, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L45/74591
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Method and apparatus to support a large Internet Protocol Forwarding Information Base. A packet is received at a network device, the packet including a destination address. A table is indexed into using a portion of the destination address to locate an entry in the table associated with the portion of the destination address. A pool index is derived from the portion of the destination address and is used to identify a pool of data blocks from among a plurality of pools of data blocks. The entry and the pool of data blocks are navigated to find a next-hop for the packet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.