MODBUS/TCP 'Gateway Target Device Failed to Respond' Exception Code Detection (SCADA)

info Nessus Network Monitor Plugin ID 121

Description

The MODBUS/TCP server has sent a MODBUS client a response with a Gateway Target Device Failed to Respond exception. Specialized use in conjunction with gateways, indicates that no response was obtained from the target device. Usually means that the device is not present on the network.

Plugin Details

Severity: Info

ID: 121

Family: SCADA