Juniper M Series User Manual

user@host>show chassis environment
Sample Output
T640@host>show chassis environment
Class Item Status Measurement
Temp PEM 0 Absent
PEM 1 OK 32 degrees C / 89 degrees F
SCG 0 OK 37 degrees C / 98 degrees F
SCG 1 Absent
Routing Engine 0 OK 35 degrees C / 95 degrees F
Routing Engine 1 Absent
CB 0 OK 36 degrees C / 96 degrees F
SIB 0 OK 44 degrees C / 111 degrees F
SIB 1 OK 50 degrees C / 122 degrees F
SIB 2 OK 50 degrees C / 122 degrees F
SIB 3 OK 50 degrees C / 122 degrees F
SIB 4 OK 52 degrees C / 125 degrees F
[...Output truncated...]
Meaning The command output displays each component installed in the router, including the
operating status and temperature.
If there is a problem with the SIB status, you can display more detailed environmental
information with the following command:
user@host>show chassis environment sib
user@host> show chassis environment sib
SIB 0 status:
State Spare
Temperature 44 degrees C / 111 degrees F
Power:
GROUND 0 mV
1.8 V 1807 mV
2.5 V 2478 mV
3.3 V 3308 mV
1.8 V bias 1797 mV
3.3 V bias 3284 mV
5.0 V bias 5018 mV
8.0 V bias 7440 mV
SIB 1 status:
State Online
Temperature 50 degrees C / 122 degrees F
Power:
GROUND 0 mV
1.8 V 1814 mV
2.5 V 2485 mV
3.3 V 3321 mV
1.8 V bias 1794 mV
3.3 V bias 3313 mV
5.0 V bias 5028 mV
8.0 V bias 7553 mV
SIB 2 status:
[...Output truncated...]
SIB 3 status:
[...Output truncated...]
SIB 4 status:
[...Output truncated...]
423Copyright © 2012, Juniper Networks, Inc.
Chapter 16: Monitoring the SIBs

Juniper M Series Specifications

General

Product Series	M Series
Type	Network Router
Manufacturer	Juniper Networks
Throughput	Varies by model
Operating System	JUNOS
Switching capacity	Varies by model
Supported Interfaces	ATM
Routing Capacity	Varies by model
Forwarding Performance	Varies by model
Maximum Number of Interfaces	Varies by model
Power Supply	Redundant power supplies available
Line rate	Varies by interface type
Key Features	Advanced routing protocols
Redundancy	Redundant power supplies
Dimensions	Varies by model
Weight	Varies by model
Memory	Varies by model
Storage	Varies by model
Environmental Conditions	Operating temperature: Typically 0°C to 40°C, Humidity: 10% to 90% non-condensing