Dahua DH-PFS4218-16GT2GF-240 Manual page 73

Step 2 Select the Enable box for the corresponding port.
Step 3 Click Save.
3.2.11.4 PoE Watchdog
With PoE watchdog enabled, you can monitor PD devices and keep it online, and check the
status of PD devices every 60 s. If there is no data transmission, the PoE port will be
automatically powered off and restarted. Mandatory PoE power supply and PoE watchdog
cannot be used at the same time.
Select Advanced > Seldom-used > PoE > PD Alive, select the check box of the
corresponding port, and then click Save.
The PoE watchdog interface is displayed.
Figure 3-74 Legacy support
Advanced Settings 67