Data service
259
System functions and features as of R4.1
syd-0570/1.2 – R4.1 – 08.2016
7. 3 Routing in the private leased-line network
Data services are also available in the private leased-line network. To route a call at a
gateway or transit PINX on into the private leased-line network, a PISN user is entered
as the data service destination.
Fig. 130 Data-service routing transit from the public network with direct dialling to another PINX in the
private leased-line network.
Tab. 77 Routing parameter settings
Parameter Parameter value
Trunk group 1:
• Network interfaces Network interfaces in this trunk group
• Max. incoming calls Number of calls allowed simultaneously
• Maximum simultaneous connections Number of connections allowed simultaneously
• Network type Public
• Protocol DSS1
• DDI plan 1
• Call Distribution Element 1 (relevant only if there is no suitable DD number)
Direct dialling plan 1:
• Direct dialling number 20 2 (reference number of a call distribution element)
PINX 1
PINX 2
PINX 1
330
222 22 20
PISN
Call Distribution Element 2
DD destination table 2
User conguration
Call Distribution Element 1
Route 2
Trunk group 2 (PSS1)
Trunk group 1 (DSS1)
Ex-
change
DD destination table 1
Direct dialling plan 1
Fax 4
Network
interfaces
BRI-T
PRI
BRI-T
PRI
S
extern
-> Call Distribution
Element 1
-> Direct dialling plan 1
-> Call distribution
element 2
DDI no. 20
-> DD destination
table 1
-> DD destination
table 2
-> User PISN 330
Fax 4
-> User PISN 330
Fax 4
<- Network interfaces
<- Trunk group 2
PISN user 330
<- call number
<- route 2