Patent · US Active

Routing methods, systems, and computer program products

US10587505B1 · kind B1 · utility

5Cited by
184References
60Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 24, 2018
Grant dateMar 10, 2020
Priority date
Expiry dateApr 24, 2038

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L45/44
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

In various embodiments, an apparatus, a non-transitory computer-readable media, and a computer-implemented method are provided to: detect, by a current node in a network path along which first data is transmitted from a transmitting node to a receiving node in a network, network path information that is based on a first policy and is in a header of a first packet that is specified according to a Multiprotocol Label Switching (MPLS) network protocol, the network path information in the header of the first packet being for use by the current node in transmitting the first data from the transmitting node to the receiving node along the network path, where the network path information in the header of the first packet includes a plurality of identifiers; in connection with the first packet; and select, by the current node and using the network path information in the header of the first packet, one of: a region scoped node identifier, a first scope-specific node identifier, or a node scoped network interface identifier.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.