1.2 Network Devices and Numbering PlanGetting Started 11PBX Connection InformationPBX connection information is created by combining IP Addressing Information and PBXNumbering Information. According to the sample below, create your own PBX connectioninformation.• Terminal Number: The number composed of thePBX Office Code followed by the first digit from thedestination number. See the example on the right.• Remaining Digits: The number of digits needed tobe dialled in addition to the Terminal Number toaccess the destination. (Setting, for example,remaining digits to 7 does not mean that the usermust dial all 7 digits when making a call.) See theexample on the right.• Signal Port Number: The TCP port number on which call control signal transmission willoccur. Use the default value (1720) unless there is a known network conflict.• Unit IP Address: The IP address of each unit in the network (as the access destination).Los Angels PBX (Office Code: 35) Chicago PBX (Office Code: 41)Extensions FAXExtensionsPSTNAccessExtensions FAXExtensionsPSTNAccessTerminalNumber 352 355 359 413 416 419RemainingDigits 2 2 7 2 2 7Signal PortNumber1720(default)1720(default)Unit IPAddress 200.45.11.35 199.176.64.41352+00 to 99PBX OfficeCodeRemaining DigitsTerminal No.Los Angels extensionsFirst digit ofthe extensionnumberRemaining digitsof the extensionnumber