Disaster Recovery Definitions

This glossary explains the meaning of key words and phrases that information technology (IT) and business professionals use when discussing disaster recovery and related software products. You can find additional definitions by visiting WhatIs.com or using the search box below.

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  • I

    ISO 22317 (International Standards Organization 22317)

    The ISO 22317 provides guidance on conducting a formal business impact analysis. The standard can be helpful for businesses that perform many BIAs each year.

  • M

    mass notification system (MNS)

    A mass notification system is a platform that sends one-way messages to inform employees and the public of an emergency.

  • maximum tolerable period of disruption (MTPOD)

    Maximum tolerable period of disruption (MTPOD) is the time following a disaster after which an organization’s viability will be irreversibly impacted if production isn't resumed.

  • N

    natural disaster recovery

    Natural disaster recovery is the process of recovering data and resuming business operations following a natural disaster.

  • network disaster recovery plan

    A network disaster recovery plan is a set of procedures designed to prepare an organization to respond to an interruption of network services during a natural or manmade catastrophe.

  • P

    pandemic plan

    A pandemic plan is a documented strategy for business continuity in the event of a widespread outbreak of a dangerous infectious disease.

  • R

    ransomware recovery

    Ransomware recovery is the process of resuming options following a cyberattack that demands payment in exchange for unlocking encrypted data.

  • risk mitigation

    Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a data center.

  • S

    synchronous replication

    Synchronous replication copies data over a SAN, LAN or WAN so multiple copies are available. The technique is used for applications with low recovery time objectives.

  • T

    tabletop exercise (TTX)

    A tabletop exercise (TTX) is a disaster preparedness activity that takes participants through the process of dealing with a simulated disaster scenario.

  • V

    virtual disaster recovery

    Virtual disaster recovery is a type of DR that typically involves replication and allows a user to fail over to virtualized workloads.

  • Z

    Zerto

    Zerto is a storage software vendor that specializes in enterprise-class business continuity and disaster recovery in virtual and cloud environments.

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