Layer 3 Configuration Mismatch Detection in Network Systems
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Solution Overview
Problem
In network communication, mismatches in Layer 3 configurations of interfaces can lead to data loss during transmission, as data is not transmitted correctly between nodes with mismatched configurations.
Innovation Solution
The system identifies mismatches in Layer 3 configurations by exchanging Layer 3 configuration information using protocols like LLDP TLV, comparing IP subnets, and notifying users of errors, allowing for rectification and preventing data loss.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual configuration of Layer 3 settings is used, then configuration flexibility is maintained, but configuration errors and mismatches occur leading to data loss
Solution Approach 1:
The system implements automatic feedback mechanisms where network devices exchange Layer 3 configuration information through protocols like LLDP TLV, automatically detect mismatches between connected interfaces, and notify users of configuration errors. This closed-loop feedback system eliminates manual verification steps while maintaining configuration flexibility, thereby improving data transmission reliability without significantly increasing operational complexity.
Solution Approach 2:
The patent applies preliminary action by performing Layer 3 configuration verification before actual data transmission occurs. The system proactively exchanges configuration information between connected devices, identifies potential mismatches in advance, and alerts users before data loss can occur. This preventive approach ensures reliable transmission by addressing configuration issues beforehand rather than reacting to failures after they happen.
2Reliability
If automatic configuration verification is implemented, then data loss is prevented, but system complexity increases
Solution Approach 1:
The system employs self-service principles by enabling network devices to automatically perform configuration verification tasks without requiring external intervention. Each device independently exchanges its Layer 3 configuration information with connected devices, autonomously compares configurations, and generates mismatch notifications. This self-verification mechanism achieves high configuration accuracy while minimizing the need for complex centralized verification systems.
Solution Approach 2:
The patent leverages existing multi-functional network protocols like LLDP TLV to perform multiple functions simultaneously - device discovery, configuration information exchange, and mismatch detection all occur through a single standardized protocol interaction. This universal approach allows the verification system to achieve high accuracy without adding dedicated complex verification infrastructure, as existing protocol mechanisms are repurposed for verification tasks.
Data Source
AI summary
Embodiments of the present invention include systems and methods for identifying an error in a Layer 3 network configuration. The system for identifying an error includes ports for receiving information of network Layer 3 configurations from devices that are communicatively coupled to the system through a network, where each of the network configurations includes a parameter. Embodiments of the system also include compiling the information of network configurations into one or more tables, wherein the one or more tables include a list of values for the network configuration parameter(s) and numbers of devices or interfaces that match to the list of values. In embodiments, the value that corresponds to the highest number of devices or interfaces in the table may be selected as the correct value.