2.15 [9] Private Network738 PC Programming Manual2.15 [9] Private Network2.15.1 [9-1] TIE TableA TIE line is a privately leased communication line between two or more PBXs, which provides costeffective communications between company members at different locations.A maximum of 32 TIE Line Routing and Modification Tables can be programmed. It is necessary tomake unified tables with all PBXs at different locations in a TIE line network in order to identify thetrunk route to be used when an extension makes or receives a TIE line call.There are two types of routing methods: the Extension Number Method, where all extensions in thenetwork are given a unique extension number; and the PBX Code Method, where each PBX is givena unique code, which is dialled before the extension number to call an extension at another PBX.Two priority sets (from a total of 8) are displayed at a time. To display other priority sets, click theapplicable tab.Using a private network, up to 8 PBXs can share one VPS (centralised VM) connected to anotherPBX. This VPS can provide voice mail for extensions attached to any of the PBXs in the network.Only extension numbers of 4 digits or less, using the Extension Number Method, are supported.Own PBX CodeSpecifies the PBX code of the local PBX, when using PBX Code Method numbering on a TIE linenetwork. If this cell is left empty, the Extension Number Method is used.Value RangeMax. 7 digits (consisting of 0–9)Maintenance Console Location2.15.1 [9-1] TIE TableProgramming Manual ReferencesNoneFeature Guide References1.30.1 TIE Line ServicePriority 1–Priority 8Leading NumberSpecifies the leading number for other PBX extension numbers or the PBX code of others in the TIEline network.Value RangeMax. 3 digits (consisting of 0–9, *, and #)Maintenance Console Location2.15.1 [9-1] TIE Table