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M120 Multiservice Edge Router Hardware Guide
Troubleshooting M120 PICs
Problem
Solution
Related
Documentation
Troubleshooting M120 FEBs
Problem
Solution
122
All manuals and user guides at all-guides.com
The PICs are not functioning normally.
To troubleshoot the PICs:
Check the status of each port on a PIC by looking at the LED located on the PIC
faceplate. For information about the meaning of LED states on different PICs, see the
M120 PIC Guide.
To check the status of a PIC, issue the following CLI command. The PIC slots in the
FPC are numbered from
user@host> show chassis fpc pic-status
Slot 2
Online
PIC 2
Present
PIC 3
Online
Slot 3
Online
PIC 0
Online
PIC 1
Present
PIC 2
Online
PIC 3
Present
Slot 4
Online
Slot 5
Online
PIC 0
Online
PIC 2
Online
NOTE: If a PIC does not come online as expected, check the assigned FEB,
as described in "Troubleshooting M120 FEBs" on page 122.
For further description of the output from the command, see the Junos OS System
Basics and Services Command Reference.
M120 PICs Description on page 15
Maintaining M120 PICs and PIC Cables on page 112
Replacing an M120 PIC on page 161
The FEBs are not functioning normally:
To troubleshoot the FEBs, follow these guidelines:
To troubleshoot the FEBs:
Check the FEB LEDs on the craft interface.
0
through
3
, top to bottom:
M120 FPC Type 1
1x G/E, 1000 BASE-SX- Not Supported
1x Tunnel
M120 FPC Type 2
4x OC-3 SONET, SMIR
2x G/E, 1000 BASE-SX- Not Supported
4x G/E SFP, 1000 BASE
1x OC-48 SONET, SMSR- Not Supported
M120 FPC Type 3
M120 FPC Type 1
1x G/E SFP, 1000 BASE
4x CHDS3 IQ
Copyright © 2010, Juniper Networks, Inc.
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