1.28 Networking Features
1.28 Networking Features
1.28.1 TIE Line Service
Description
A TIE line is a privately leased communication line between two or more PBXs, which provides cost effective communications between company members at different locations. The TIE lines can be used to call through the PBX to reach another switching system (PBX or telephone company). By using TIE lines, the PBX can support not only communications with the public network but with other company members in the private network where the PBX is included.
Interface
The following interfaces can be used to establish a private network:
Interface | Network Type | |
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E & M | Analogue |
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T1 (TIE [E & M]) | Digital (64 kbps ⋅ | 24 channels) |
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E1 (E & M) | Digital (64 kbps ⋅ | 30 channels) |
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BRI/PRI (QSIG) | Digital (ISDN 2B+D/30B+D/23B+D) | |
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VoIP | Internet Protocol (IP) | |
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A trunk which is used for a private network should be assigned "Private" as the networking type. ( 
1.1.1.1 Incoming Trunk Call
Explanation
1.Making a TIE Line Call
One of the following two methods can be used to make a TIE line call.
a)Extension Number Method (Access without PBX Code) Dial the [Extension Number] only.
