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Home Documentation Junos OS Junos CLI Reference CLI Reference S

Junos CLI Reference

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Junos CLI Reference
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show chassis sfb

date_range 11-Jun-24
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Syntax

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show chassis sfb
<all-members>
<local>
<member member-id>
<slot sfb-slot-number>

Syntax (MX10004, MX10008 Universal Edge Routers)

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show chassis sfb
<errors>
<slot sfb-slot-number>

Description

Display chassis information about the Switch Fabric Board (SFB, SFB2).

Options

none

Display chassis information about all Switch Fabric Boards.

all-members

(Optional) Display chassis information about the SFB in all members of the Virtual Chassis configuration.

local

(Optional) Display chassis information about the SFB in the local member of the Virtual Chassis.

member member-id

(Optional) Display chassis information about the SFB in the specified member of the Virtual Chassis. Replace member-id with the value 0 or 1.

errors

Show ASIC errors on sfb.

sfb-slot-number

(Optional) Display chassis information about the specified Switch Fabric Board, and specified SFB2 for MX10004. For MX2020, MX2010, and MX2008 routers, replace sfb-slot-number with a value from 0 through 7. For MX10004, value from 0 through 5.

Required Privilege Level

view

Output Fields

Table 1 lists the output fields for the show chassis sfb command. Output fields are listed in the approximate order in which they appear.

Table 1: show chassis sfb Output Fields

Field Name

Field Description

Slot

Slot number.

State

Status of the SFB.

  • Online—The SFB is online and running.

  • Offline— SFB is powered down.

Uptime

How long the Routing Engine has been connected to the SFB and, therefore, how long the SFB has been up and running.

Sample Output

show chassis sfb (MX2020 Router)

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user@host> show chassis sfb
Slot  State              Uptime
 0    Online              6 hours, 11 minutes, 33 seconds
 1    Online              6 hours, 11 minutes, 27 seconds
 2    Online              6 hours, 11 minutes, 21 seconds
 3    Online              6 hours, 11 minutes, 15 seconds
 4    Online              6 hours, 11 minutes, 8 seconds
 5    Online              6 hours, 11 minutes, 2 seconds
 6    Online              6 hours, 10 minutes, 57 seconds
 7    Online              6 hours, 10 minutes, 51 seconds

show chassis sfb (MX2010 Router)

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user@host> show chassis sfb
Slot  State              Uptime
 0    Online              6 hours, 48 minutes, 28 seconds
 1    Online              6 hours, 48 minutes, 23 seconds
 2    Online              6 hours, 48 minutes, 17 seconds
 3    Offline              --- Restarting unresponsive board ---
 4    Online              6 hours, 48 minutes, 12 seconds
 5    Online              6 hours, 48 minutes, 6 seconds
 6    Online              6 hours, 48 minutes
 7    Online              6 hours, 47 minutes, 55 seconds

show chassis sfb (MX2008 Router)

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user@host> show chassis sfb
Slot  State              Uptime
 0    Online              10 days, 6 hours, 52 minutes, 38 seconds
 1    Online              10 days, 6 hours, 52 minutes, 32 seconds
 2    Online              10 days, 6 hours, 52 minutes, 26 seconds
 3    Online              10 days, 6 hours, 52 minutes, 20 seconds
 4    Online              10 days, 6 hours, 52 minutes, 15 seconds
 5    Online              10 days, 6 hours, 52 minutes, 9 seconds
 6    Online              10 days, 6 hours, 52 minutes, 3 seconds
 7    Online              10 days, 6 hours, 51 minutes, 58 seconds

show chassis sfb (MX10004 Router)

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user@router> show chassis sfb    
Slot  State              Uptime
 0    Online              3 days, 5 hours, 19 minutes, 1 second
 1    Online              3 days, 5 hours, 18 minutes, 31 seconds
 2    Online              3 days, 5 hours, 18 minutes, 2 seconds
 3    Online              3 days, 5 hours, 17 minutes, 31 seconds
 4    Online              3 days, 5 hours, 17 minutes, 1 second
 5    Online              3 days, 5 hours, 16 minutes, 31 seconds

show chassis sfb slot (MX10004 Router)

MX10004 router supports chassis slots from 0 to 5.

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user@router> show chassis sfb slot 0    
slot  State              Uptime
 0    Online              3 days, 5 hours, 27 minutes, 57 seconds
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user@router> show chassis sfb slot 2    
slot  State              Uptime
 2    Offline             --- Offlined due to unsupported fabric ---

show chassis sfb (MX10008 Router)

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user@host> show chassis sfb
Slot  State              Uptime
 0    Online              21 hours, 25 minutes, 50 seconds
 1    Online              21 hours, 25 minutes, 22 seconds
 2    Online              21 hours, 24 minutes, 55 seconds
 3    Online              21 hours, 24 minutes, 27 seconds
 4    Online              21 hours, 23 minutes, 56 seconds
 5    Online              21 hours, 23 minutes, 23 seconds

show chassis sfb (MX10004 and MX10008 Devices)

On MX10004 and MX10008 devices, the JNP10K-LC4800 line cards are powered ON only when the following compatible components are present:

  • Fan Trays : JNP10004-FAN2, JNP10008-FAN2
  • PSM or PEM : JNP10K-PWR-AC2, JNP10K-PWR-AC3, JNP10K-PWR-DC2
  • Enhanced Switch Fabric Board (SFB2)

The show chassis sfb slot command output displays the following error message when compatible SFB2 is not present:

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user@host> show chassis sfb slot 0    
Slot  State              Uptime
0    Offline              ---SFB incompatible with FAN-TRAYs ---
The show chassis sfb slot command output displays the following error message when compatible PSMs or PEMs are not present:
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user@router> show chassis fpc 3
                    Temp  CPU Utilization (%)   Memory    Utilization (%)
Slot State            I  Total  Interrupt      DRAM (MB) Heap     Buffer
3  Offline         ---FPC incompatible with PEMs ---

Release Information

Command introduced in Junos OS Release 12.3 for MX2010 and MX2020 Universal Routing Platforms.

all-members, local, and member member-id options introduced in Junos OS Release 15.1 for MX2020 and MX2010 routers.

Related Documentation

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