NDA-24305 CHAPTER 6
Page 279
Revision 1.0
IS-11572 (LAYER 3 SPECIFICATIONS FOR INTER-PBX SIGNALING PROTOCOL)
3. Connectivity
IS-11572 is available for the following connection and interworking with the other networks.
Note that connection test is required when the NEC’s PBX and other manufacturer’s PBX coexists in an
IS-11572 network.
CCIS
NEC
ISDN
Analog C.O. Line
Existing Office
Existing Office
Other Manufacturer
IS-11572
Network
IS-11572
ACIS