Compaqdiag |verified| -

Nmap scans commonly identify this port as "compaqdiag" or "compaq-diag" when probing systems. 4. Modern Perspective and Alternatives

Here is a solid technical paper on the subject. compaqdiag

In the realm of legacy server management, particularly within data centers utilizing older Compaq or Hewlett-Packard (HP) ProLiant hardware, the term is familiar to system administrators and network security professionals. Nmap scans commonly identify this port as "compaqdiag"