Automatic Address Configuration for Network Test Systems
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Solution Overview
Problem
Current methods for testing packet switched networks lack efficient and comprehensive techniques for generating and analyzing test traffic across multiple layers of network protocols, which hinders effective performance measurement and validation of network devices.
Innovation Solution
A network testing system that includes port units capable of generating and analyzing test traffic across various protocols, using a test administrator to define test configurations, assign addresses, and collect performance statistics, enabling emulation of multiple virtual devices and protocols within the network under test.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual address assignment methods are used in network test systems, then configuration simplicity is maintained, but testing efficiency and comprehensiveness deteriorate due to time-consuming manual processes
Solution Approach 1:
The system enables automatic address configuration where the network test system itself performs address assignment without requiring external manual intervention. The test administrator interface automatically generates and assigns addresses to port units based on predefined patterns, making the system self-sufficient in the address configuration task.
Solution Approach 2:
Address assignment patterns are predefined and prepared in advance before actual testing begins. The system pre-configures address patterns that can be automatically applied to multiple port units, eliminating the need for manual address assignment during testing and significantly improving testing efficiency.
2Productivity
If automatic address assignment is implemented, then testing efficiency improves, but configuration complexity increases requiring pattern definition and management
Solution Approach 1:
The address assignment pattern mechanism serves multiple functions: it automatically generates addresses, ensures uniqueness across port units, maintains consistency with networking standards, and allows flexible adaptation to different testing scenarios. This universal approach simplifies operation by replacing multiple manual tasks with a single automated pattern-based system.
3Reliability
If comprehensive multi-layer protocol testing is enabled, then network validation thoroughness improves, but test configuration complexity increases
Solution Approach 1:
The protocol testing capability is segmented into distinct layers (physical layer, data link layer, network layer, transport layer, application layer), each with specific test parameters and configurations. This segmentation allows the system to comprehensively test all layers while managing complexity by organizing tests into manageable, standardized segments rather than requiring monolithic configuration.
Data Source
AI summary
A method for managing virtual device addresses and an address manager for a network test system comprising a plurality of ports including a first port. A respective plurality of virtual devices to be emulated by each of the plurality of ports may be defined, each plurality of virtual devices including a respective first virtual device. Addresses may be automatically assigning to each of the virtual devices in accordance with a start value, an intraport pattern, and an interport pattern.