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Key terms, acronyms and abbreviations
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Zabbix
    An enterprise open source monitoring solution for networks and
    applications. It is designed to monitor and track the status of various
    network services,servers, and other network hardware.

VIP
    Virtual IP Address.

SNMP trap
    A message which is send from agent (for example, from network switch) to
    monitoring manager.

SNMP community
    A password which is used for incoming SNMP traps authorization.