Management Cable And Transceiver Specifications And Pinouts; Routing Engine Interface Cable And Wire Specifications For The M120 Router; Table 59: Routing Engine Interface Cable And Wire Specifications - Juniper M120 Hardware Manual

CHAPTER 13
Management Cable and Transceiver
Specifications and Pinouts

Routing Engine Interface Cable and Wire Specifications for the M120 Router

Table 59: Routing Engine Interface Cable and Wire Specifications

Port Cable Specification
Routing Engine console RS-232 (EIA-232) serial cable
or auxiliary interface
Routing Engine Category 5 cable or equivalent
Ethernet interface suitable for 100Base-T operation
Alarm relay contacts Wire with gauge between
24-AWG and 12-AWG (0.20 and
3.33 mm
Related
Documentation
Copyright © 2018, Juniper Networks, Inc.
Routing Engine Interface Cable and Wire Specifications for the M120 Router on page 105
RJ-45 Connector Pinouts for the M120 Routing Engine ETHERNET Port on page 106
RJ-45 Connector Pinouts for the Routing Engine AUX and CONSOLE Ports on page 106
RJ-45 Connector Pinouts for the External Clock Ports on page 107
For management and service operations, you connect the Routing Engine to an external
console or management network. (For more information, see
Description" on page 22.)
Table 59 on page 105 lists the specifications for the cables that connect to management
ports and the wires that connect to the alarm relay contacts.
2
)
Replacing Connections to M120 Routing Engine Interface Ports on page 206
M120 Routing Engine Description on page 22
Cable/Wire Supplied
One 6-ft (1.83-m) length
with DB-9/DB-9
connectors
One 15-ft (4.57-m) length
with RJ-45/RJ-45
connectors
No
"M120 Routing Engine
Maximum Router
Length Receptacle
6 ft (1.83 m) DB-9 male
328 ft (100 m) RJ-45
autosensing
None —
105