Citrix NetScaler Global Server Load Balancing (GSLB) provides business continuity and increased performance for applications hosted in multiple, geographically distributed data centers. GSLB maintains a global view of the hosting infrastructure's state, and transparently directs traffic to the site best able to fulfill the client's request based upon site availability, proximity and capacity. NetScaler GSLB helps ensure that users achieve the best response time possible, while simultaneously providing for business continuity in the event of network or data center failures.