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AC or DC power supply with airflow from the I/O side to the PSU side—normal airflow.
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AC or DC power supply with airflow from the PSU side to the I/O side—reverse airflow.
Luggage tag
The switch has a pull-out tag, known as a luggage tag, on the PSU-side of the switch. The front of the luggage tag includes
switch ID information. The back of the luggage tag includes a QRL that takes you to a How-To site where you can watch videos
about racking the switch, replacing components, configuring port channels, and so on.
Figure 4. S5148F-ON switch luggage tag
1. Service tag
2. MAC address
3. PPID
4. Express service code
12
S5148F-ON switch