C
HAPTER
14
| Basic Administration Protocols
Connectivity Fault Management
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◆ Age of Last CC Message – Length of time the last CCM message
about this MEP has been in the CCM database.
◆ Frame Loss – Percentage of transmitted frames lost.
◆ CC Packet Statistics – The number of CCM packets received
successfully and those with errors.
◆ Port State – Port states include:
â–
Up – The port is functioning normally.
â–
Blocked – The port has been blocked by the Spanning Tree Protocol.
â–
No port state – Either no CCM has been received, or nor port status
TLV was received in the last CCM.
◆ Interface State – Interface states include:
â–
No Status – Either no CCM has been received, or no interface status
TLV was received in the last CCM.
â–
Up – The interface is ready to pass packets.
â–
Down – The interface cannot pass packets.
â–
Testing – The interface is in some test mode.
â–
Unknown – The interface status cannot be determined for some
reason.
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Dormant – The interface is not in a state to pass packets but is in a
pending state, waiting for some external event.
â–
Not Present – Some component of the interface is missing.
â–
isLowerLayerDown – The interface is down due to state of the lower
layer interfaces.
◆ Crosscheck Status – Shows if crosscheck function has been enabled.
WEB INTERFACE
To show detailed information for remote MEPs:
1. Click Administration, CFM.
2. Select Show Information from the Step list.
3. Select Show Remote MEP Details from the Action list.
4. Select an entry from MD Index and MA Index.
5. Select a MEP ID.