Packet metadata channels carrying infrastructure metadata in networks
US9300579B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2013 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Aug 26, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L45/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In one embodiment, an apparatus in a network determines particular metadata to communicate infrastructure information associated with a particular packet to another apparatus in the network. The apparatus sends into the network the particular packet including a metadata channel, comprising said particular metadata, external to the payload of the particular packet. Examples of infrastructure metadata carried in a packet include, but are not limited to, information defining service chaining for processing of the packet, contextual information for processing of the packet, specific handling instructions of the packet, and operations, maintenance, administration (OAM) instrumentation of the packet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.