Google llc (20240297845). Encoding Source Routes Using MPLS Sub-Labels simplified abstract

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Encoding Source Routes Using MPLS Sub-Labels

Organization Name

google llc

Inventor(s)

Alexander Krentsel of Berkeley CA (US)

Ashok Narayanan of Lexington MA (US)

Sylvia Ratnasamy of Berkeley CA (US)

Robert Shakir of San Francisco CA (US)

Encoding Source Routes Using MPLS Sub-Labels - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240297845 titled 'Encoding Source Routes Using MPLS Sub-Labels

The patent application describes a method for modifying the use of segment routing multiprotocol label switching (SR-MPLS) to allow a single MPLS label to represent multiple edges in a path.

  • MPLS labels can be divided into smaller sub-labels to uniquely represent pairs of edges along a route.
  • A single MPLS label can be split into two sub-labels, with each sub-label representing a different edge in the path.
  • This approach enables longer source routes to be supported in network designs that implement strict source routing.

Potential Applications: - Enhanced routing efficiency in network design - Improved scalability in MPLS networks - Facilitation of complex network topologies

Problems Solved: - Efficient representation of multiple edges in a path using a single MPLS label - Support for longer source routes in packet headers - Simplification of MPLS control plane and data plane integration

Benefits: - Increased flexibility in network routing - Enhanced performance in MPLS networks - Simplified network management and configuration

Commercial Applications: Title: "Advanced MPLS Label Splitting Technology for Enhanced Network Routing" This technology could be utilized by telecommunications companies, data centers, and cloud service providers to optimize network routing and improve overall network performance.

Questions about MPLS Label Splitting Technology: 1. How does MPLS label splitting improve network routing efficiency? 2. What are the key advantages of using sub-labels to represent edges in a path?


Original Abstract Submitted

generally disclosed herein is an approach for modifying use of segment routing multiprotocol label switching (sr-mpls) allowing an arbitrary mpls control plane and traditional mpls data plane to utilize a single mpls label to represent two or more edges in a path. mpls labels may be divided into smaller sub-labels, which together uniquely represent a pair of edges along a route. in one example, a single mpls label may be divided into two sub-labels, the first sub-label representing a first edge, and the second sub-label representing a second edge. in this regard, longer source routes may be supported in a packet header in network designs that implement strict source routing.