Question : How to verify if the same IP address is being used on another computer???

hi

please tell me what tool(s) to use in the scnario that another computer on the network could be using the same IP address .. thx

Answer : How to verify if the same IP address is being used on another computer???

You could unplug the device in question and then ping that IP to see if you have a duplicate.  There are ping sweepers out there you can use but it's not going to tell you it found duplicate IPs.