Optimized mirror for content identification
US8051167B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2009 |
| Grant date | Nov 1, 2011 |
| Priority date | — |
| Expiry date | Apr 1, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/104
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Various exemplary embodiments relate to a method and related network element including one or more of the following: receiving, by the network node, a packet belonging to an IP flow; when the IP flow is a flow for which content information is to be sent to the content identification device, performing the steps of: determining, using deep packet inspection, that the packet contains a value for at least one field of interest, determining whether all fields of interest needed by the content identification have been seen by the network node among a plurality of packets belonging to the IP flow, and communicating the value of the at least one field of interest to the content identification device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.