That string — — looks like it could be part of a network identifier, a container/hostname pattern, or a test configuration .
You will rarely see "port- 0009.hub- 0003" scribbled on a sticky note. It almost exclusively appears within system diagnostic tools, most notably the **USB port- 0009.hub- 0003
Look for “port9” or “index 9” in the output. That string — — looks like it could
If you saw this in a , providing more context (what system, software, or device generated it) would help narrow it down exactly. a container/hostname pattern