Table of Contents1 Safety Precautions ................................................................................. 71.1 For Your Safety ................................................................................................................ 81.2 Important Safety Instructions ...................................................................................... 131.3 Precautions .................................................................................................................... 141.4 Data Security ................................................................................................................. 182 System Outline ..................................................................................... 192.1 Basic System Construction .......................................................................................... 202.1.1 System Configurations ................................................................................................. 202.1.2 System configuration .................................................................................................... 202.2 Specifications ................................................................................................................ 232.2.1 General Description ...................................................................................................... 232.2.2 System Capacity ........................................................................................................... 233 Installation ............................................................................................. 253.1 Before Installation ......................................................................................................... 263.1.1 Before Installation ......................................................................................................... 263.2 Installation of the Control Box ..................................................................................... 273.2.1 Unpacking ..................................................................................................................... 273.2.2 Names and Locations ................................................................................................... 283.2.3 Frame Earth Connection .............................................................................................. 303.2.4 19-inch Rack Mounting ................................................................................................. 303.3 Connection of Peripherals ............................................................................................ 323.4 LAN Connection ............................................................................................................ 333.4.1 LAN Connection for the Main Unit ................................................................................ 333.4.2 LAN Connections for IP Telephones ............................................................................. 353.5 Starting the Control Box ............................................................................................... 354 Programming Information ................................................................... 394.1 Overview of Web Maintenance Console ..................................................................... 404.2 PC Connection ............................................................................................................... 404.3 Starting Web Maintenance Console ............................................................................ 424.4 Programming the Control Box ..................................................................................... 444.4.1 Quick Setup Wizard ...................................................................................................... 444.4.2 After Quick Setup Wizard has been Completed ........................................................... 464.4.3 Enabling the DHCP Server Feature ............................................................................. 464.5 Assigning Networking Information to IP Telephones ................................................ 474.5.1 Assigning IP Addressing Information ............................................................................ 474.6 Registering IP Telephones ........................................................................................... 474.6.1 Registering IP Telephones ............................................................................................ 474.6.2 De-registering IP Telephones ....................................................................................... 484.7 Programming UM System Manager Features ............................................................. 495 Networking Information ....................................................................... 515.1 Information about Using an IP Network ...................................................................... 525.1.1 Using a VoIP Network with the Control Box ................................................................. 525.1.2 DHCP (Dynamic Host Configuration Protocol) Server ................................................. 525.1.3 VLAN (Virtual LAN) ....................................................................................................... 535.1.4 Jitter Buffer ................................................................................................................... 535.1.5 Voice Activity Detection (VAD) ...................................................................................... 535.1.6 Network Configuration .................................................................................................. 535.1.7 Network Devices ........................................................................................................... 54Table of ContentsInstallation Manual 5