Juniper Networks J-series Services Router J2320 - Manual (Page 259)

Table 89: RJ-48 Connector to DB-15 Connector (Straight) Pinout
Signal
DB-15 Pin
(Data Numbering
Form)
RJ-48 Pin (on T1/E1 PIM)
(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 90: RJ-48 Connector to DB-15 Connector (Crossover) Pinout
Signal
DB-15 Pin
(Data Numbering
Form)
RJ-48 Pin (on T1/E1 PIM)
(Data Numbering Form)
RX/Ring/– <––>TX/Ring/– 9 1
RX/Tip/+ <––>TX/Tip/+ 1 2
TX/Ring/– <––>RX/Ring/– 11 4
TX/Tip/+ <––>RX/Tip/+ 3 5
Shield/Return/Ground 4 3
Shield/Return/Ground 2 6
E1 and T1 RJ-48 Cable Pinouts ■ 237
Chapter 13: Network Cable Specifications and Connector Pinouts