Description

 

This article provides example outputs for a single DPC reporting errors and multiple DPCs reporting errors for one or more Fabric Planes.

This article is referenced from articles in the KB23173 - Resolution Guide - Troubleshoot Fabric Plane [juniper.net] .

 

Solution

 

Note : For more information about the command that is used below, refer to show chassis fabric fpcs .

 

Example output for single DPC/MPC reporting a link error on a single plane

The following example output from an MX240 router shows DPC1 reporting link errors for Plane0. 

user@router> show chassis fabric fpcs
Mar 31 17:42:24
Fabric management FPC state
FPC 1
  PFE #0
      Plane 0: link error    <------
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok                 
      Plane 7: Links ok
  PFE #1
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok
      Plane 7: Links ok
  PFE #2
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok
      Plane 7: Links ok
  PFE #3
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok
      Plane 7: Links ok
FPC 2
  PFE #0
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok                 
      Plane 7: Links ok
  PFE #1
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok
      Plane 7: Links ok
  PFE #2
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok
      Plane 7: Links ok
  PFE #3
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Links ok
      Plane 5: Links ok
      Plane 6: Links ok
      Plane 7: Links ok

The following example output from an MX240 router shows MPC1 reporting link errors for Plane0. 

user@router> show chassis fabric fpcs
Mar 31 17:42:24
Fabric management FPC state
FPC 1
  PFE #0
      Plane 0: link error    <------
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled                 
      Plane 7: Plane enabled
  PFE #1
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled
      Plane 7: Plane enabled
  PFE #2
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled
      Plane 7: Plane enabled
  PFE #3
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled
      Plane 7: Plane enabled
FPC 2
  PFE #0
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled                 
      Plane 7: Plane enabled
  PFE #1
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled
      Plane 7: Plane enabled
  PFE #2
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled
      Plane 7: Plane enabled
  PFE #3
      Plane 0: Plane enabled
      Plane 1: Plane enabled
      Plane 2: Plane enabled
      Plane 3: Plane enabled
      Plane 4: Plane enabled
      Plane 5: Plane enabled
      Plane 6: Plane enabled
      Plane 7: Plane enabled

Example output for multiple DPCs/MPCs reporting errors for the same plane

The example output below from an MX960 router shows all the connected DPCs reporting link errors for Plane0.

user@host> show chassis fabric fpcs 

Mar 31 17:42:24
Fabric management FPC state
FPC 0
  PFE #0
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Links ok
       Plane 5: Links ok
  PFE #1
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Links ok
       Plane 5: Links ok
  PFE #2
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Links ok
       Plane 5: Links ok
  PFE #3
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Links ok
       Plane 5: Links ok
FPC 1
  PFE #0
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
  PFE #1
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
FPC 2
  PFE #0
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Links ok
       Plane 5: Links ok
  PFE #1
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Links ok
       Plane 5: Links ok
  PFE #2
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Links ok

The example output below from an MX960 router shows all the connected MPCs/DPCs reporting link errors for Plane0. 

user@host> show chassis fabric fpcs

Mar 31 17:42:24
Fabric management FPC state
FPC 0
  PFE #0
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
  PFE #1
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
  PFE #2
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
  PFE #3
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
FPC 1
  PFE #0
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
  PFE #1
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
FPC 2
  PFE #0
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
  PFE #1
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled
       Plane 5: Plane enabled
  PFE #2
       Plane 0: Link error    <----
       Plane 1: Plane enabled
       Plane 2: Plane enabled
       Plane 3: Plane enabled
       Plane 4: Plane enabled

For help in correcting these errors, go to  KB23173 - Resolution Guide - Troubleshoot Fabric Plane [juniper.net] .

 

Modification History

 

2022-02-15: The article was checked for accuracy and it was found to be valid and accurate.