SNMP MIB to LDAP Directory Mapping for Hierarchical Network Management
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Solution Overview
Problem
Simple Network Management Protocol (SNMP) has limitations in managing hierarchical information models and managed entity descriptions, lacking notions of object behavior, association, and hierarchy, which restricts its ability to effectively manage complex network structures.
Innovation Solution
The method involves mapping SNMP Management Information Bases (MIBs) to Lightweight Directory Access Protocol (LDAP) directories, enabling the use of SNMP to manage hierarchical information bases by establishing a correspondence between SNMP objects and LDAP attributes, allowing for the translation between SNMP and LDAP object attributes using prototype DNs to ensure unambiguous OID sub-identifiers and index mapping.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If SNMP is used for network management, then simplicity and ease of operation are improved, but the ability to manage hierarchical information models and complex network structures deteriorates
Solution Approach 1:
The patent introduces an intermediary layer that maps SNMP objects to LDAP directory entries. This intermediary enables SNMP to access hierarchical information models through LDAP's superior hierarchical capabilities while maintaining SNMP's simplicity for network management operations.
Solution Approach 2:
The patent makes SNMP multi-functional by enabling it to manage both traditional flat network configurations and complex hierarchical information models through the mapping mechanism to LDAP directories, thus expanding its adaptability without losing its original simplicity.
2Ease of operation
If SNMP manages flat network structures, then ease of operation is improved, but the capability to represent object behavior, association and hierarchy deteriorates
Solution Approach 1:
The LDAP directory serves as an intermediary that preserves rich hierarchical information models, object behaviors, and associations. SNMP can query and manage this information through the mapping layer without losing the sophisticated data structures, thus preventing information loss while maintaining operational simplicity.
Solution Approach 2:
The patent adds a hierarchical dimension to SNMP's traditionally flat structure by mapping SNMP objects to multi-level LDAP directory entries. This dimensional transformation enables representation of complex object behaviors, associations, and hierarchies while SNMP operations remain straightforward.
3Adaptability or versatility
If SNMP MIBs are mapped to LDAP directories, then hierarchical management capability is improved, but device complexity increases
Solution Approach 1:
The mapping between SNMP MIBs and LDAP directories acts as an intermediary layer that handles the complexity of hierarchical management. This abstraction allows SNMP to gain hierarchical capabilities without directly implementing complex hierarchical management logic in network devices, thus limiting the increase in device complexity.
Data Source
AI summary
Presented is a method and system for using the Simple Network Management Protocol, SNMP, to manage a hierarchical information base comprising a plurality of entries each defining one or more object attributes. The method comprises mapping each of a plurality of objects of an SNMP Management Information Base, MIB, to a unique attribute of the information base.