Juniper J2300 User Manual page 592

J-series™ Services Router User Guide
Table 222: RJ-48 Connector to DB-15 Connector (Crossover) Pinout
RJ-48 Pin (on T1/E1
PIM)
(Data numbering form)
1
2
4
5
3
6
7
8
9
10
11
12
13
14
15
562
E1 and T1 RJ-48 Cable Pinouts
DB-15 Pin
(Data numbering
form) Signal
9 RX/Ring/– <––>TX/Ring/–
1
RX/Tip/+ <––>TX/Tip/+
11
TX/Ring/– <––>RX/Ring/–
3
TX/Tip/+ <––>RX/Tip/+
4
Shield/Return/Ground
2 Shield/Return/Ground
No connect No connect
No connect No connect
No connect No connect
No connect No connect
No connect No connect
No connect No connect
No connect No connect
No connect No connect
No connect No connect