Content Engine 500 series units are Internet content delivery devices that offer content caching, hosting, and other content-based services. The Content Engine sits on the WAN edge between your small business site, enterprise, or service provider network and the Internet.The Content Engine 560 (CE-560) is a midrange Content Engine that services medium-size enterprise networks. The CE-560 is configured for AC-input power. The default factory configuration comes with one power supply installed.The CE-560 has two internal 36-GB Ultra2 LVD SCSI hard drives and an external SCSI port for attaching a six-drive Cisco Storage Array that increases CE-560 storage capacity by an additional 108 GB (6 x 18 GB).In addition, the CE-560 has two 10/100BASE-T Ethernet/Fast Ethernet ports with RJ-45 receptacles. Port Ethernet 0 supports autodetect speed mode and full-duplex operation. The second port (Ethernet 1) is supported in ACNS 4.0.3 software and later releases.