The Cisco Content Engines are content networking products that accelerate content delivery, ensuring maximum scalability and availability of content. By combining Cisco caching technologies with acquired technologies from Sightpath and Tasmania Network Systems, the new Cisco Content Engines offer a broad range of content services that significantly expand the value of your Cisco IOS infrastructure.The Cisco 7325 Content Engine comes with a default configuration consisting of 6x internal SCSI hard disks. No additional internal hard disks can be added to the product. For storage expandability and higher caching performance a Cisco Storage Array 14 can be connected to the Cisco 7325 Content Engine SCSI connector. Optionally the Cisco 7325 Content Engine can be configured with a Fiber Channel adapter for interfacing with SANs.