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SNMP configuration
The Simple Network Management Protocol (SNMP) is an Internet standard protocol widely used for a management station to access and operate the devices on a network, regardless of their vendors, physical characteristics and interconnect technologies.
SNMP enables network administrators to read and set the variables on managed devices to monitor their operating and health state, diagnose network problems, and collect statistics for management purposes.
SNMP mechanism
The SNMP framework comprises the following elements:
∙SNMP
∙SNMP
∙Management Information Base
a.Relationship between an NMS, agent and MIB
A MIB stores variables called “nodes” or “objects” in a tree hierarchy and identifies each node with a unique OID. An OID is a string of numbers that describes the path from the root node to a leaf node. For example, the object B in b is uniquely identified by the OID {1.2.1.1}.
b.MIB tree
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SNMP provides the following four basic operations:
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