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show pfe cfeb



(M7i routers only) Display Packet Forwarding Engine Compact Forwarding Engine Board (CFEB) status and statistics information.


This command has no options.

Required Privilege Level


Output Fields

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

Table 1: show pfe cfeb Output Fields

Field Name

Field Description

CFEB status

Status of CFEB:

  • Slot—CFEB slot number.

  • State—Status of the CFEB:

    • Online—CFEB is online and running.

    • Offline—CFEB is powered down.

  • Last State Change—Date and time the CFEB state last changed.

  • Uptime (total)—How long the Routing Engine has been connected to the CFEB and, therefore, how long the Flexible PIC Concentrator (FPC) has been up and running.

  • Failures—Number of PFE Peer detach failures.

  • Pending—Number of messages waiting to be sent.

  • Policer Drop Probability—Current policer drop probability. The default is high, and can be configured using the policer-drop-probability-low statement.

Peer message type receive qualifiers

  • Message Type—IPC Message Type. For example, interface and nexthop.

  • Receive Qualifier – Message receive qualifier for a peer (non-None only):

    • All

    • Only this slot

    • Selective slot

PFE listener statistics

PFE listener statistics:

  • Open—Number of times a peer was opened.

  • Close—Number of times a peer was closed.

  • Sleep—Number of times a thread slept.

  • Wakeup—Number of times wakeup was issued.

  • Resync Request—Number of resync requests.

  • Resync Done—Number of successful resyncs.

  • Resync Fail—Number of failed resyncs.

  • Resync Time—Time the resync last happened.

PFE IPC statistics

  • type—IPC Message Type.

  • TX Messages—Number of Tx messages.

  • RX Messages—Number of Rx messages.

PFE socket-buffer mbuf depth

  • bucket—Bucket number.

  • count—Number of messages in the bucket.

PFE socket-buffer bytes pending transmit

  • bucket—Bucket number.

  • count—Number of bytes pending transmit.

Sample Output

show pfe cfeb

Release Information

Command introduced before Junos OS Release 7.4.