- Juniper Router Hardware Guide

RJ-21 Cable Pinou
tsforFastEthernet12-PortPIC
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
DB-15 Pin
(Data numbering
form) Signal
14
No connect No connect
15
No connect No connect
RJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC
The Fast Ethernet 12-p ort PIC has a VHDCI connector port on its faceplate (see Figure 55),
which accepts the RJ-21 cable supp lied with the PIC (see Figure 56).
Figure 55: Fast Ether net 12-port PIC
STATUS
Ethernet 10/100 BASE-TX
1801
Figure 56: VHDCI to RJ-21 Cable
1480
Table 25 describes the RJ-21 cable pinouts.
RJ-21 pin numbers 25 and 50 do not a p pear in the table because they a re
ground connectors.
Cable Connector Pinouts 175