86
Front-to-Back Airflow
In the EX4300 switch models that have front-to-back airflow, the air intake to cool the chassis is
through the vents on the front panel of the switch and hot air exhausts through the vents on the rear
panel. See
Figure 39 on page 86
and
Figure 40 on page
87.
Figure 39: Front-to-Back Airflow Through 24-Port and 48-Port EX4300 Switch Chassis