Packet Conversion for Cross-Domain Data Plane Efficiency

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Solution Overview

Problem

Existing technologies face challenges with low packet transmission efficiency between domains of different data planes, particularly due to non-unified schemes and poor scalability in MPLS architectures.

Innovation Solution

A packet sending method and device that acquire a feature field in a first packet from a first domain, convert the packet into a second packet conforming to the data plane format of a second domain, and send the second packet to the second domain, thereby improving packet transmission efficiency across different data planes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If MPLS architecture uses non-unified data carrying schemes, then existing data indication methods can be maintained, but packet transmission efficiency between domains of different data planes deteriorates

Engineering Contradiction:
Improvedata carrying scheme flexibilityVSAvoidpacket transmission efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent introduces a packet conversion mechanism as an intermediary between different data plane domains. When a packet enters a new domain, the conversion module transforms it into the target domain's data plane format, enabling efficient transmission without requiring unified schemes across all domains. This resolves the contradiction by allowing diverse carrying schemes to coexist while maintaining high transmission efficiency through proper format conversion.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If MPLS architecture implements complex data conversion between domains, then packet transmission efficiency improves, but device complexity increases

Engineering Contradiction:
Improvepacket transmission efficiencyVSAvoiddata plane conversion complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent segments the data plane conversion function into distinct modules: a conversion module that handles format transformation and a sending module that handles packet transmission. This segmentation allows each module to be optimized independently and simplifies the overall system architecture. The conversion module can be configured with domain-specific conversion rules without increasing the complexity of the entire system, thus resolving the contradiction between transmission efficiency and device complexity.

Inventive Principle:
Principle #1Segmentation

3Productivity

If MPLS architecture uses unified data plane formats, then packet transmission efficiency improves, but adaptability to different data carrying requirements deteriorates

Engineering Contradiction:
Improvepacket transmission efficiencyVSAvoiddata carrying scheme adaptability
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamic data plane format conversion where the conversion module adapts packet formats based on the target domain's requirements. Instead of using a fixed unified format, the system dynamically adjusts packet structures according to the specific data carrying needs of each domain. This dynamic adaptation allows the system to maintain high transmission efficiency within each domain while preserving adaptability across different data carrying schemes.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250175419A1Packet Sending Method and Device, Storage Medium and Electronic Device
Publication Date: 2025.05.29 ZTE CORP
  • US20250175419A1 patent drawing
  • US20250175419A1 patent drawing
  • US20250175419A1 patent drawing

AI summary

Provided are a packet sending method and device, a storage medium and an electronic device. The packet sending method includes: acquiring a feature field in a first packet received from a first domain, wherein the feature field is used for acquiring ancillary data information carried in the first packet, and the feature field indicates at least one of a carrying position of the ancillary data information and a data type of the ancillary data information; converting, according to the feature field, the first packet into a second packet conforming to a data plane format of a second domain; and sending the second packet to the second domain.