ISA Server Cache Summary
The Web Proxy service of ISA Server enables frequently requested Web objects to be cached. Subsequent client requests are checked against the ISA Server cache to determine whether they can be served from the cache. A new request is initiated if the ISA Server cache cannot be utilized to serve the client request. ISA Server stores most frequently accessed items in RAM. The items are then retrieved from memory instead of from disk.
Objects remain in the ISA Server cache
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Tuning ISA Server PerformanceYou can optimize ISA Server performance and tune the ISA Server cache. The ISA Server performance settings that you can tune to optimize the performance of the ISA Server computer exist on the Performance tab of the Array Properties dialog box.ISA Server caches objects to RAM and on disk. The default ISA Server configuration caches objects that are below 12,800 bytes in size in RAM. An object that is stored in RAM is retrieved faster by ISA Server than an object whic
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Understanding the ISA Server H.323 Gatekeeper
You can configure the ISA Server H.323 Gatekeeper to control the following elements over the network or Internet:
Data conferencing
Video
Audio
H.323 is a standard that specifies how this information is formatted and transmitted over networks. The H.323 standard contains a number of protocols developed by the International Telecommunications Union (ITU) that define how multimedia equipment, and computers and services sho
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Configuring VPN Connectivity
Virtual Private Networks (VPNs) provide secure and advanced connections through a non-secure network by providing data privacy. Private data is secure in a public environment. Remote access VPNs provides a common environment where many different sources such as intermediaries, clients and off-site employees can access information via web browsers or email. Many companies supply their own VPN connections via the Internet. Through their Internet Service Providers (ISP
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