CHAPTER 6
NDA-24305
Page 200
Revision 1.0
Q-SIG/ISDN INTERNATIONAL GATEWAY SWITCHING
Q-5
Q-SIG/ISDN INTERNATIONAL GATEWAY SWITCHING
1. General Description
This feature allows converting a User Information Layer 1 Protocol (µ-law/A-law) of call originated to ISDN
line according to the office data. See the figure below for examples.
[Case 1: Conversion in tandem office]
(a)Incoming Call from ISDN line (SETUP message is received)
When µ-law is selected as output Layer 1 protocol to outgoing trunk.
When non-conversion is selected to outgoing trunk (the Layer 1 protocol is output as received).
Incoming Call from ACIS/CCIS line (SETUP message is not received)
When A-law is selected as output Layer 1 protocol to outgoing trunk.
NEAX2400 IPX (A-law)
PBX
(
µ
-law)
PBX
(A-law)
A-law (SETUP)
µ
-law
ISDN Line
ISDN Line
µ
-law (SETUP)
ARTI data:
µ
-law (UALAW = 1)
NEAX2400 IPX ( A-law)
PBX
PBX
ISDN Line
ISDN Line
ARTI data:
non-conversion
(UALAW = 0)
A-law (SETUP)
A-law (SETUP)
NEAX2400 IPX (
µ
-law)
PBX
(A-law)
PBX
(
µ
-law)
ISDN Line
ACIS/CCIS Line
A-law (SETUP)
A-law
ARTI data:
A-law (UALAW = 2)
Summary of Contents for NEAX 2400 IPX
Page 1: ...OCTOBER 2000 NEC America Inc NDA 24305 ISSUE 1 STOCK 200813 ISDN Feature Programming Manual...
Page 2: ......
Page 4: ......
Page 10: ......
Page 16: ...LIST OF FIGURES NDA 24305 Page vi Revision 1 0 This page is for your notes...
Page 18: ...LIST OF TABLES NDA 24305 Page viii Revision 1 0 This page is for your notes...
Page 20: ...CHAPTER 1 NDA 24305 Page 2 Revision 1 0 This page is for your notes...
Page 24: ...CHAPTER 2 NDA 24305 Page 6 Revision 1 0 This page is for your notes...
Page 178: ...CHAPTER 5 NDA 24305 Page 160 Revision 1 0 This page is for your notes...
Page 316: ...CHAPTER 6 NDA 24305 Page 298 Revision 1 0 This page is for your notes...