Chapter 3: Maintenance40 Avaya CMS Dell R720 and R620 Computer Hardware Installation October 2015● Connecting to the customer network on page 40.● Connecting the tape drive on page 40.Connecting the switch linkThe CMS computer uses TCP/IP over a local area network (LAN) at only 10/100 Mbps for aconnection to the switch. One CMS computer can collect data from several switches. To theCMS computer, each switch represents one ACD.You must use ethernet port 1 for this connection.For detailed information about how to connect and administer the switch link, see Avaya CallManagement System Switch Connections, Administration, and Troubleshooting.Connecting to the customer networkThe computer supports built-in ethernet ports that support network speeds of 10/100/1000Mbps. However, for CMS installations, Avaya recommends that you only use speeds at the 10/100 Mbps speed range. This ethernet connection is used for CMS Supervisor, network printers,and LAN backup.You must use ethernet port 0 for this connection.Connecting the tape driveConnections to the tape drive are for the Dell R720 and Dell R620 platform only.Connecting an optional SAS tape driveA Serial Attached SCSI (SAS) cable connects from the SAS port located on the back of thecomputer to the SAS port on the back of the tape drive.Turning on the systemTo turn on the system:1. Connect the power cord from the tape drive to a power source.2. Turn on the tape drives, starting with the tape drive that is farthest from the system andworking toward the system.3. Turn on the system monitor.