The same mac address for all port in all devices(dell 6248, force10). It's correct?

mysql> use observium;

Database changed

mysql> select device_id,ifDescr,ifPhysAddress from ports where device_id=5 limit 10;

+-----------+------------------------------------------+---------------+

| device_id | ifDescr                                  | ifPhysAddress |

+-----------+------------------------------------------+---------------+

|         5 | Unit: 1 Slot: 0 Port: 1 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 2 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 3 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 4 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 5 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 6 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 7 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 8 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 9 Gigabit - Level  | 5c260adb03da  |

|         5 | Unit: 1 Slot: 0 Port: 10 Gigabit - Level | 5c260adb03da  |

+-----------+------------------------------------------+---------------+

10 rows in set (0.00 sec)