Localhost11501

Ensure the "K2 Signer" or related DSC utility is open and active in your system tray (bottom-right icons).

: A programmer might choose 11501 simply because it is unlikely to conflict with common apps like Spotify, Zoom, or Chrome. localhost11501

socat TCP-LISTEN:11501,fork TCP:localhost:11502 Ensure the "K2 Signer" or related DSC utility

Port numbers act like "virtual doors." While ports like 80 (HTTP) are standard, higher numbers like 11501 are reserved for specific applications to avoid interference with other software. or Chrome. socat TCP-LISTEN:11501