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### Instruction:
STANDBY-3-ERR_MAC
### Response:
(Severity: 3), (Category: IP), (Description: HSRP has failed to assign a MAC address to the interface.), (Recommended Action: Retry the configuration on the interface. If this still fails then do the following. 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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