Figure 67: Vhdci To Rj-21 Cable; Table 33: Rj-21 Pin Assignments - Juniper M10i Hardware Manual

M10i Internet Router Hardware Guide

Figure 67: VHDCI to RJ-21 Cable

Table 33
NOTE: RJ-21 pin numbers 25 and 50 do not appear in the table because they are
ground connectors.

Table 33: RJ-21 Pin Assignments

Ethernet Port Numbers
0
1
2
3
4
5
6
7
8
9
10
11
206
RJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC
on page 206 describes the RJ-21 cable pinouts.
RJ-21 Pin Assignment
TX -
2
4
6
8
10
12
14
16
18
20
22
24
TX + RX - RX +
27 1 26
29 3 28
31 5 30
33 7 32
35 9 34
37 11 36
39 13 38
41 15 40
43 17 42
45 19 44
47 21 46
49 23 48