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Intel NetStructure Cache Appliance Administrator’s Guide
vi
Intel NetStructure Cache Appliance Administrator’s Guide
Using the monitor menu ......................................................................... 99
Viewing Node statistics.................................................................... 99
Viewing Protocol statistics ............................................................. 100
Viewing Cache statistics ................................................................ 104
Viewing Other statistics ................................................................. 105
Using the expert menu ......................................................................... 107
Using the save menu ........................................................................... 108
Using the load menu ............................................................................ 108
Using the logoff menu .......................................................................... 108
Chapter 6
Troubleshooting Problems
109
Rebooting your system ........................................................................ 110
Rebooting your system from the CLI ............................................. 110
Upgrading software .............................................................................. 111
Appendix A
Caching Solutions and Performance
113
Web proxy caching............................................................................... 114
A day in the life of a cache request ............................................... 114
Ensuring cached object freshness................................................. 115
Revalidating objects ...................................................................... 116
HTTP object freshness tests ......................................................... 116
Deciding whether to serve HTTP objects ...................................... 117
Configuring HTTP freshness options............................................. 118
Caching HTTP alternates .............................................................. 119
To cache or not to cache? ............................................................. 119
Transparent proxy caching................................................................... 120
Serving requests transparently ...................................................... 121
Interception strategies ................................................................... 121
ARM redirection ............................................................................. 125
Adaptive interception bypass......................................................... 126
Server acceleration .............................................................................. 128
Advantages of server acceleration ................................................ 129
How server acceleration works...................................................... 129
Retrieving requested documents ................................................... 129
Web server redirects ..................................................................... 131
Understanding server acceleration mapping rules ........................ 132
Examples of rules and translations................................................ 133
