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Table 37: RJ-48 Connector to DB-15 Connector (Straight) Pinout for the
Router
Signal
DB-15 Pin
(Data numbering
form)
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
RX/Ring/– <––>RX/Ring/–
11
1
RX/Tip/+ <––>RX/Tip/+
3
2
TX/Ring/– <––>TX/Ring/–
9
4
TX/Tip/+ <––>TX/Tip/+
1
5
Shield/Return/Ground
4
3
Shield/Return/Ground
2
6
No connect
No connect
7
No connect
No connect
8
No connect
No connect
9
No connect
No connect
10
No connect
No connect
11
No connect
No connect
12
No connect
No connect
13
No connect
No connect
14
No connect
No connect
15
Table 38: RJ-48 Connector to DB-15 Connector (Crossover) Pinout for
the Router
Signal
DB-15 Pin
(Data numbering
form)
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
RX/Ring/– <––>TX/Ring/–
9
1
RX/Tip/+ <––>TX/Tip/+
1
2
TX/Ring/– <––>RX/Ring/–
11
4
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