display cfd mep

Use display cfd mep to display the attribute and operating information of a MEP.

Syntax

display cfd mep mep-id service-instance instance-id

Views

Any view

Predefined user roles

network-admin

network-operator

Parameters

mep mep-id: Specifies a MEP by its ID in the range of 1 to 8191.

service-instance instance-id: Specifies a service instance by its ID in the range of 1 to 32767.

Examples

# Display the attribute and operating information of MEP 50 in service instance 1.

<Sysname> display cfd mep 50 service-instance 1
Interface: Ten-GigabitEthernet1/0/2
Maintenance domain: md_0
Maintenance domain index: 1
Maintenance association: ma_0
Maintenance association index: 1
Level: 0        VLAN: 1         Direction: Outbound
Current state: Active          CCM send: Enable
FNG state: FNG_DEFECT_REPORTED

CCM:
Current state: CCI_WAITING
Interval: 1s       SendCCM: 12018

Loopback:
NextSeqNumber: 8877
SendLBR: 0          ReceiveInOrderLBR: 0          ReceiveOutOrderLBR: 0

Linktrace:
NextSeqNumber: 8877
SendLTR: 0          ReceiveLTM: 0

No CCM received from some remote MEPs.

One or more streams of error CCMs is received. The last received CCM:
Maintenance domain: (Without ID)
Maintenance association: matest1
MEP ID: 5      Sequence Number:0x50A
MAC Address: 0011-2233-4402
Received Time: 2014/03/06 13:01:34

One or more streams of cross-connect CCMs is received. The last received CCM:
Maintenance domain: mdtest1
Maintenance association:matest1
MEP ID: 6      Sequence Number:0x63A
MAC Address: 0011-2233-4401
Received Time: 2014/03/06 13:01:34

Some other MEPs are transmitting the RDI bit.

Table 17: Command output

Field

Description

Interface

Interface to which an MD belongs.

Maintenance domain

MD to which a MEP belongs. (If the MD does not have a name, this field is displayed as Without ID.)

Maintenance domain index

Index of the MD where the MEP resides.

Maintenance association

MA to which a MEP belongs.

Maintenance association index

Index of the MA where the MEP resides.

Level

Level of the MD.

VLAN

VLAN to which the MA belongs.

Direction

Direction of the MEPs.

Current state

State of MEP, either Active or Inactive.

CCM send

Whether the MEP sends CCM.

FNG state

State of FNG (Fault Notification Generator):

  • FNG_RESET—A fault has been cleared.

  • FNG_DEFECT—A fault has been detected.

  • FNG_REPORT_DEFECT—Report a fault.

  • FNG_DEFECT_REPORTED—A fault has been reported.

  • FNG_DEFECT_CLEARING—A fault is being cleared.

If this field is not supported, a hyphen (-) is displayed.

CCM

Information related to CCM.

Current state

State of CCMs sent:

  • CCI_IDLE—Initial state.

  • CCI_WAITING—Sending state.

If this field is not supported, a hyphen (-) is displayed.

Interval

Interval to send CCM.

SendCCM

Number of CCMs that have been sent by the MEPs.

If this field is not supported, a hyphen (-) is displayed.

Loopback

Information related to Loopback.

NextSeqNumber

Sequence number of the next LBM to be sent.

SendLBR

Number of LBRs that have been sent. If the MEP is inward-facing, the number of LBRs will not be counted.

ReceiveInOrderLBR

Number of LBR messages received in correct sequence.

ReceiveOutOrderLBR

Number of LBR messages received out of order.

Linktrace

Information related to linktrace.

NextSeqNumber

Sequence number of the next LTM to be sent.

SendLTR

Number of LTRs sent. If the MEP is inward-facing, the number of LTRs will not be counted.

ReceiveLTM

Number of LTMs received.

No CCM received from some remote MEPs

Failure to receive CCMs from some remote MEPs. (This information is displayed only when some CCMs are lost.)

One or more streams of error CCMs is received. The last received CCM

Display the content of the last error CCM when one or more error CCMs are received. (This information is displayed only when error CCMs are received.)

Maintenance domain

MD of the last error CCM message.

If this field is not supported, a hyphen (-) is displayed.

Maintenance association

MA of the last error CCM message.

If this field is not supported, a hyphen (-) is displayed.

MEP

ID of the MEP that sent the last error CCM message.

If this field is not supported, a hyphen (-) is displayed.

Sequence Number

Sequence number of the last error CCM.

If this field is not supported, a hyphen (-) is displayed.

Received Time

Time when the last error CCM is received.

If this field is not supported, a hyphen (-) is displayed.

One or more streams of cross-connect CCMs is received. The last received CCM

Cross-connect CCMs are received, and the content of the last cross-connect CCM is displayed. (This information is displayed only when cross-connect CCMs are received.)

Some other MEPs are transmitting the RDI bit.

CCMs with the RDI flag bits set are received from other MEPs. (This information is displayed only when this type of CCMs are received.)