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Learning Python Network Programming by Sam Washington, Dr. M. O. Faruque Sarker

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Fetching Simple Network Management Protocol data

SNMP is a ubiquitous network protocol that is used by the network routers, such as switches, servers, and so on, for communicating the device's configuration, performance data, and the commands that are meant for the control devices. Although SNMP starts with the word simple, it's not a simple protocol. Internally, each device's information is stored in a sort of a database of information called the management information base (MIB). The SNMP protocol offers varying levels of security depending on the protocol version number. In SNMP v1 and v2c, the data is protected by a pass phrase known as the community string. In SNMP v3, a username and a password are required for storing the data. And, the ...

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