Avaya Definity SI - Page 2449

TBRI-PT (TN2185 ISDN Trunk-Side BRI Port)
Issue 4 May 2002
10-1663 555-233-123
Figure 10-96. Integrated Trunk-Side BRI, ISDN Interface Reference points
CO
NT
2-Wire
NT
2-Wire
NT
2-Wire
NT
4-Wire
4-Wire
4-Wire
NT
2-Wire
NT
4-Wire
PBX
PBX
LT TE
TE TE
cydfisdn RPY 072397
NT2
LT
LT
NT2
NT2
Terminal
Adapter
NT2
S/T
TE
TE
NT1
V
PRI
U
U
T
S/T
T
S
S
UT
R
NT1
NT1
ISDN Interface Reference Points
1
2
3
4
5