Call routing264 System functions and features as of R3.0syd-0367/1.3 – R3.0 – 03.20136. 8. 3 From the private leased-line network into the privateleased-line networkA call from the private leased-line network will be routed on at the transit PINX inaccordance with the information of the PISN destination user.If the transit PINX is located in the same region as the destination user, the phonenumber’s regional prefix will be truncated.Fig. 115 Transit routing from the private leased-line network to another PISN userTab. 89 Routing parameter settingsParameter Parameter valueTrunk group 4:• Network interfaces Network interfaces in this trunk group• Incoming connection Number of connections allowed simultaneously• Network type Private• Protocol QSIG or QSIG / PSS1 ISO