Disaster Recovery

Presented by Jasmine Mawii

What is Disaster Recovery?

• The process, policies and procedures that are related to preparing for recovery or continuation of technology infrastructure. (wiki)

History

• 1970S : Disaster recovery concept, Batch-oriented mainframe down

History cont….• 1978s : First back up computer centers,

Sun information system, First US commercial Hot site vendor,Philadelphia

History Cont……

• 2000s : Increased dependency on IT

Causal Factors

• Natural Disaster • Man Made Disaster

Natural Disaster

• Floods, hurricanes, tornadoes or earthquakes

Man Made Disaster

• material spills, infrastructure failure, or bio-terrorism

Importance of DR

Importance

• IT systems have become increasingly critical to the smooth operation of a company

It is IMPORTANT!

• A disaster-recovery plan is like insurance. You might not feel like it’s giving you much benefit—until you need it !!!.

Very Important!

• IF you don’t have DR, Data loss and server downtime,

Delaying Operation of a business,Disappointing Customers,Bad Reputation.

Important !

• Therefore, the associated COST is too Big!

Important!

• Disaster-recovery planning can minimize—or even eliminate—

business disruption.

It is cost effective!

Challenges in DR plan

•Time

AND

COST

Challenge in DR

• REPLICATION replicating the production network at the DR site including IP address mapping, firewall rules & VLAN configuration.

Questions in Creating an IT DR Plan

• What is our budget?• How much should we invest?• How much redundancy should we buy?• What are our IT priorities?• Where will your disaster recovery servers

physically be?• How quickly do you need to recover?

Strategies

• Site designation • Data backup • Drills• Back up of key personnel

Site designation

A location that an organization can move to after a disaster if the current facility is unusable. 3 types :• Hot site ( capable to resume fully)• Cold Site ( Not capable to resume)• Warm ( Capable to resume some)

Data backup

• Central to any disaster recovery plan

The processes in question, analyzing and researching the backup equipment used, conducting computer-assisted audit techniques and tests, examining of paper and paperless records. (wiki)

Drills

• Makes sure the effectiveness of the plan• Determines what change is needed when

Back up of key personnel

• A written policies and specific communication with employees to ensure that both regular and replacement personnel is selected, documented, and informed should a disaster occurred.

Other considerations…

• Insurance issues• Communication issues• Emergency procedures• Environmental issues