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DEFINITY Enterprise Communications Server Release 6
Maintenance for R6vs/si
555-230-127
Issue 1
August 1997
Maintenance Object Repair Procedures
Page 10-730ISDN-SGR (ISDN-PRI Signaling Group)
10
Figure 10-51. NFAS Duplex ISDN-PRI Over PACCON Signaling Group (32 Channel)
Packet Bus
Packet Bus
D-Channel
D-Channel
TDM Bus
Processor
(TN786)
Packet
Control
Circuit
Pack
(TN778)
UDS1
Interface
Circuit
Pack
(TN464*)
UDS1
Interface
Circuit
Pack
(TN464*)
UDS1
Interface
Circuit
Pack
(TN464*)
B-Channels
B-Channels
B-Channels
Framing
ISDN-TRK
(B-Channel)
ISDN-TRK
(B-Channel)
ISDN-TRK
(B-Channel)
ISDN-PLK
(D-Channel)
ISDN-TRK
(B-Channel)
Prim ary Signaling
Link
Voice or Data
Voice or Data
Voice or Data
Voice or Data
(Port 0)
(Port 1)
(Port 15)
(Port 16)
(Port 17)
(Port 31)
Framing
ISDN-TRK
(B-Channel)
ISDN-TRK
(B-Channel)
ISDN-TRK
(B-Channel)
ISDN-PLK
(D-Channel)
ISDN-TRK
(B-Channel)
Secondary Signaling
Link
Voice or Data
Voice or Data
Voice or Data
Voice or Data
(Port 0)
(Port 1)
(Port 15)
(Port 16)
(Port 17)
(Port 31)
Framing
(Port 0)
ISDN-TRK
(B-Channel)
Voice or Data
(Port 1)
ISDN-TRK
(B-Channel)
Voice or Data
(Port 31)
*TN464 C or later
Physical connection
Logical connection