| 1. This is the period of time between the occurrence of a disaster and the time when normal operations are restored at the alternate site.
(Source: Disaster Recovery Institute International / Disaster Recovery Journal - DRII/DRJ)
3. The time period between a disaster and a return to normal functions, during which the disaster recovery plan is employed.
(Source: ENISA - the European Network and Information Security Agency. BCM & Resilience Glossary)