15.1.23 Private Network Features—VoIP (Voice over Internet
Protocol)
Description
When
a PBX is connected to another PBX via a private IP network, voice signals are converted into IP packets
and sent over the network. This is known as Voice over IP (VoIP). This PBX uses the H.323 standard for VoIP
communication.
VoIP networks support private network communications using TIE line service.
[Example]
PBX-1
PBX-2
Extn.1000
:
Extn.1999
Extn.2000
:
Extn.2999
V-IPGW
Router
V-IPGW
PBX-3
V-IPGW
Extn.3000
:
Extn.3999
Dials "2999".
Private IP
Network
Router
Router
Telephone Company
TRG 1
TRG 2
Required Programming
• PBX
For making a call:
ARS programming (® 2.1.3 ARS (Automatic Route Selection)) or TIE line service programming
For receiving a call:
TIE line service programming
[TIE Line Routing and Modification Table]
Location
No.
Leading
No.
Priority 1 Priority 2 . .
TRG
Dial Modification
TRG
Dial Modification . .
Removed
No. of
Digits
Added
No.
Removed
No. of
Digits
Added
No.
. .
01 2
2 (VoIP
port)
0
. .
Document Version 2016-03 Feature Manual 317
15.1.23 Private Network Features—VoIP (Voice over Internet Protocol)