Chapter 11
Clustering Expressways
This chapter covers the following topics:
Clustering Requirements: Reviews the prerequisites that must be met before clustering Cisco Expressways.
DNS and Clustering: Discusses the role DNS should play in Expressway clusters.
Zones and Clustering: Examines different scenarios where Neighbor Zones and Traversal Zones are used with Expressway clusters.
Clustering is certainly not a new concept. Ever since people began to store data on digital servers, the architects of those servers have been working on solutions to provide redundancy so that information will not be lost in the event of a server failure. Live content during an audio or video meeting is no exception to the vulnerability of servers going down. ...
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