Hi Ershad,
This is probably due to SNMP getting failed. Hardware polling is perfomed via SNMP. Please check if the device is responding to SNMP, the community string is correct. Probably a SNMP Walk to the device might help.
Hi Ershad,
This is probably due to SNMP getting failed. Hardware polling is perfomed via SNMP. Please check if the device is responding to SNMP, the community string is correct. Probably a SNMP Walk to the device might help.