SNMP MESSAGES

The network management information between an SNMP agent and the SNMP management station is exchanged in the form of SNMP messages. These SNMP messages consist of two major parts: the Authentication Header and the Protocol Data Unit (PDU). PDUs have a specific format so that SNMP components from different vendors can understand each other.

NOTE

The community name is not part of a MIB, but it is a configurable parameter of the SNMP agent. This means that the community name does not have an OID.

Authentication Header

The Authentication Header consists of two parts: the version number and the community string. The first part is the version number of the SNMP message. If the version number of the incoming message is not understandable ...

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