End User Configuration Page 6 Note For a more detailed guide to setting up CyberData devices on Cisco Call Manager 5.x, 6.x, or 7.x, please see the VoIP Intercom and Cisco Call Manager Server Setup Guide available in the Support area of our website (www.CyberData.net).his status is activated in the Keep Alive parameter on Cisco Call Manager (see Figure 2 on the next page), and should be set to match the SIP registration time value in the SIP Setup web configuration page for the CyberData device (see Figure 3).