Maintenance Console Location3.5 [1-1] Slot—Port Property - Extension PortProgramming Manual References3.7 [1-1] Slot—Port Property - Extension Port—Port Type ViewFeature Guide References2.1.1 Extension Port ConfigurationConnectionIndicates the port status (reference only).This column offers two ways to open the screen to select the port command as follows:• Click the desired cell in the column.• Select the desired cell in the column, and then click Command.Value RangeINS: The port is in service.OUS: The port is out of service.Fault: The port is not communicating with the PBX.Maintenance Console Location3.5 [1-1] Slot—Port Property - Extension PortProgramming Manual References3.6 [1-1] Slot—Port Property - Extension Port—Connection CommandFeature Guide ReferencesNoneExtension NumberSpecifies the extension number of the port.To change the extension number of a wired extension, follow the steps below:1. Type the new extension number, then click Apply.2. Set the status of the extension port to "OUS", then "INS".When changing the extension number, make sure that the extension port is not in use. If the extension numberis changed while the port is in use, the new extension number will not come into effect.Extension numbers of PSs can be a maximum of 4 digits.Value RangeMax. 5 digits (consisting of 0–9)Maintenance Console Location3.5 [1-1] Slot—Port Property - Extension Port120 PC Programming Manual3.5 [1-1] Slot—Port Property - Extension Port