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### Instruction:
IMATTR-3-UNKNOWN_PULSE
### Response:
(Severity: 3), (Category: PKT_INFRA), (Description: The attribute client or owner has received a pulse which is not expected, and cannot be handled. This message has been dropped. If no other problems are seen then the error can be considered harmless.), (Recommended Action: 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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