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Mastering Netscaler VPX
book

Mastering Netscaler VPX

by Marius Sandbu, Rick Roetenberg, Andy Paul
November 2015
Intermediate to advanced content levelIntermediate to advanced
218 pages
5h 8m
English
Packt Publishing
Content preview from Mastering Netscaler VPX

Global Server Load Balancing

Global Server Load Balancing (GSLB) allows us to load-balance services across different geographical regions. For instance, large organizations such as Facebook, eBay, and Microsoft use this technology to load-balance their web services. This might be for proximity reasons, because a user might be redirected to the closest available resource, or to keep redundant services available in case of datacenter failures.

So the main purposes for GSLB are:

  • Performance; user proximity to the closest available resource
  • Disaster recovery, where multiple sites can be grouped as primary and standby
  • Load balancing resources between different multiple locations

GSLB is based upon the use of DNS. So for instance when a user wants to go ...

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Publisher Resources

ISBN: 9781785281730Supplemental Content