Avaya Definity SI Maintenance Manual page 1729

ISDN-PLK (ISDN-PRI Signaling Link Port)
Processor
(TN786)
*TN464 C or later
Figure 10-36. ISDN-PRI Signaling Link Port Interactions (32-Channel)
Packet
Control
P rocessor
Circuit
(TN 786)
Pack
(TN 778)
P hysical connection
Logical connection
*T N464 C or later
Figure 10-37. FAS ISDN-PRI Over PACCON Signaling Group (24 Channel)
555-233-123
Packet Bus
Packet
D-Channel
Control
Circuit
Pack
(TN778)
B-Channels
TDM Bus
Packet B us
D -C hannel
B -Channels
TD M B us
(Port 0)
Voice or Data
(Port 1)
UDS1
Voice or Data
Interface
(Port 15)
Circuit
Pack
Primary Signaling
(TN464*)
Link
(Port 16)
Voice or Data
(Port 17)
Voice or Data
(Port 31)
32-Channel
Voice or D ata
(Port 1)
Voice or D ata
(Port 2)
U DS 1
Interface
Circuit
Pack
(T N464*)
Voice or D ata
(Port 23)
P rim ary S ignaling
Link
(Port 24)
24-C hannel
Issue 4 May 2002
Framing
ISDN-TRK
(B-Channel)
ISDN-TRK
(B-Channel)
ISDN-LNK
(D-Channel)
ISDN-TRK
(B-Channel)
ISDN-TRK
(B-Channel)
IS D N-TR K
(B -Channel)
IS D N-TR K
(B -Channel)
IS D N-TR K
(B -Channel)
IS D N-P LK
(D -C hannel)
10-943