CHAPTER 6
NDA-24305
Page 282
Revision 1.0
IS-11572 (LAYER 3 SPECIFICATIONS FOR INTER-PBX SIGNALING PROTOCOL)
(c) The connection patterns for the UUS transmission are shown in the figure below.
Pattern 1: The ISDN tandem connection
Note:
Either ISDN(a) or ISDN(b) is Q-sig/IS-11572 interface.
PBX PBX PBX
ISDN(a)
Pattern 2: The interface used in the terminating office is Q-sig/IS-11572.
Pattern 3: The interface used in the originating office is Q-sig/IS-11572.
PBX PBX
PBX PBX
Q-sig/
IS-11572
Q-sig/
IS-11572
ISDN
terminal
ISDN
terminal
ISDN
message
(UUS)
ISDN
message
(UUS)
ISDN
message
(UUS)
ISDN
message
(UUS)
ISDN
message
(UUS)
ISDN
message
(UUS)
ISDN(b)
Summary of Contents for NEAX 2400 IPX
Page 1: ...OCTOBER 2000 NEC America Inc NDA 24305 ISSUE 1 STOCK 200813 ISDN Feature Programming Manual...
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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...