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Replacing the Console or Auxiliary Cable on the M120 Routing Engine
Copyright © 2018, Juniper Networks, Inc.
Figure 80: M120 Routing Engine Interface Ports and Alarm Relay Contacts
M120 Alarm Relay Contacts on the Craft Interface on page 17
Connecting the M120 Router to an External Alarm-Reporting Device on page 158
Preventing Electrostatic Discharge Damage to an M120 Router on page 316
M120 Routing Engine Interface Ports and Status Indicators on page 28
M120 Alarm Relay Contacts on the Craft Interface on page 17
Connecting the M120 Router to Management and Alarm Devices on page 153
M120 Fast Ethernet PIC 48-Port Cable Pinouts
Preventing Electrostatic Discharge Damage to an M120 Router on page 316
M120 Routing Engine Interface Ports and Status Indicators on page 28
To use a system console to configure and manage the Routing Engine, connect it to the
appropriate
CONSOLE
port on the craft interface. To use a laptop, modem, or other
auxiliary device, connect it to the appropriate
accept a cable with an RJ-45 connector. One RJ-45/DB-9 cable is provided with the
router. To connect a device to the other port, you must supply another cable. For cable
specifications, see
"Routing Engine Interface Cable and Wire Specifications for the M120
Router" on page
105.
To connect a management console or auxiliary device:
Plug one end of the replacement cable into the appropriate
1.
Figure 79 on page 208
shows the external device ports on the craft interface. The ports
labeled
0
connect to the Routing Engine in the left Routing Engine slot (
ports labeled
connect to the Routing Engine in the right Routing Engine slot (
1
Chapter 26: Replacing Host Subsystem Components
port on the craft interface. Both ports
AUX
CONSOLE
or
port.
AUX
RE0
), and the
).
RE1
209
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