Originally Posted by
slimslob
In the printer driver go to the Ports tab and click on Port Settings. If the SNMP Status Enabled is checked, it will cause this. With SNMP status enabled the driver randomly send out status queries. If the printer is delayed in responding due to heavy network traffic or the MFP being busy doing something else like making copies, the driver will go to an offline status until the power on the printer is cycled. No response to ping might be a bad port on the network switch or an old failing network switch.
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