Table 25: Rj-21 Pin Assignments - Juniper M10 Hardware Manual

RJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC

Table 25: RJ-21 Pin Assignments

176
M5 and M10 Internet Routers Hardware Guide
Ethernet Port Numbers
0
1
2
3
4
5
6
7
8
9
10
11
RJ-21 Pin Assignment
TX - TX + RX -
2 27 1
4 29 3
6 31 5
8 33 7
10 35 9
12 37 11
14 39 13
16 41 15
18 43 17
20 45 19
22 47 21
24 49 23
RX +
26
28
30
32
34
36
38
40
42
44
46
48