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Surf's Up: Page 3 of 4

Using Spirent's WebAvalanche to simulate both clients and a server for an 8-KB image and 32-KB text file, my setup achieved an average of 1,150 gets per second and throughput of approximately 40 MB per second. That was quite an improvement over the average 800 gets per second served by NetCelerate in my previous test.

I verified the performance of the device using ApacheBench, then requested a 32-KB file from the device. It was able to process 1,200 gets per second and reduce the size of the document to 704 bytes from 32 KB. SiteCelerate achieves this reduction by using standard compression technology for both text and images and by stripping out comments in HTML to reduce the amount of data being transferred.

There are four steps to configuring the device as a reverse proxy cache: check the box "WCCP active," specify the router, specify the port to use on SiteCelerate and specify the device's internal address. Router configuration is dependent, of course, on the router you are using.

Vendor Info
SiteCelerate, $15,000 (small business model); $35,000 (carrier model). OptiView Technologies, (800) 232-4889; (703) 450-8809. www.optiview.com

I used a Cisco Catalyst 6500, which was simple to configure. One caveat: SiteCelerate requires the use of WCCP version 1, not version 2. As soon as I finished configuring the device, it began to provide reverse-proxy caching and performed as well as it did when I used it as an explicit proxy.