Call Routing In Regions - ASCOM Ascotel 2025 System Manual

4.6.2.2

Call Routing in Regions

The following illustrates how calls are routed in a PISN with regions.
Call within the Same Region
Fig. 1.32: Subscriber D dials 250 (subscriber C)
The call is routed as follows:
1. In PINX 3's internal numbering plan the number 250 is entered as a PISN sub-
scriber. The call is routed to PINX 2 via the allocated route.
2. Under the number 250 PINX 2 finds the internal subscriber C. The connection
is set up.
Call to a Different Region
C
Fig. 1.33: Subscriber C dials 60 250 (subscriber E)
HBT_20321104_01/B0_en
300
D
PINX 3
Source PINX
250
PINX 2
Source PINX
ascom
C
PINX 2
haz0667aaena0
Destination PINX
Region 50 Region 60
PINX 3 PINX 4
Transit PINX Destination PINX
Networking the Systems
Ascotel 2025/2045/2065
250
250
E
haz0668aaena0
1.45