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### Instruction:
PTP-4-PORT_NUM_CHECKPOINT_READ_FAIL
### Response:
(Severity: 4), (Category: L2), (Description: PTP was unable to read port number information from checkpoint.), (Recommended Action: The system should recover, no further action should be required. If the message recurs, copy the error message exactly as it appears on the console or in the system log, call your Cisco technical support representative and provide the representative with the gathered information..)
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