Enumerating Omrom PLC devices
Omrom PLC devices use the FINS protocol, which communicates over UDP or TCP to control machines on the network. The Nmap Scripting Engine can enumerate these devices and obtain additional information.
This recipe shows you how to enumerate Omrom PLC devices with Nmap.
How to do it...
Open your terminal and enter the following Nmap command:
$ nmap -Pn -sU -p9600 --script omrom-info <target>
The omrom-info
script will obtain device information, as shown next:
9600/udp open   OMRON FINS | omron-info: |    Controller Model: CJ2M-CPU32    02.01 |    Controller Version: 02.01 |    For System Use: |    Program Area Size: 20 |    IOM size: 23 |    No. DM Words: 32768 |    Timer/Counter: 8 |    Expansion DM Size: 1 |    No. of...