Category Archives: Operational Technology

Checking for open ports on other systems

Testing connectivity and port availability using SSH instead of Telnet – Unix & Linux Stack Exchange Windows: Port open: C:\>ssh -p 121 p4-mfgkex_exchange_identification: read: Connection reset Port closed: C:\>ssh -p 120 p4-mfgssh: connect to host p4-mfg port 120: Connection timed … Continue reading

Posted in Cmd scripting, Operational Technology, Security, System/DB Administration | Leave a comment

This is what I do! (Avionics manufacturing traceability)

A post from Cogiscan that is very near-and-dear to my heart crossed my feed recently. It discusses traceability information in the automotive industry’s electronics manufacturing environment. The avionics industry that I work in has similar requirements, albeit even more stringent. … Continue reading

Posted in Business, Musings, Operational Technology | Leave a comment