NetScout Systems delivered disaster recovery to its performance and application management users when it released a new standby server for its <A HREF="http://www.eweek.com/article2/0,1759,1900789,00.asp?kc=EWRSS03119TX1K0000594">nGenius Performance Manager Server.</A> Between natural disasters, security breaches, and government regulations such as Sarbanes Oxley, a growing number of network operators and application administrators are asking for the ability to fail over to a backup server for their performance monitoring and management offerings. Tools such as the distributed nGenius Performance Manager can show which systems and applications are online, which users and sites are online, and how well servers are performing on backup networks and systems.