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HP Softbench SPC
HP Softbench Sub-Process Control (SPC) port is used by legacy HP development tools to manage subprocesses and communicate between components, primarily within HP's Softbench integrated development environment. Supporting both TCP and UDP protocols, it facilitates process control and inter-tool messaging, enabling coordinated software development workflows through remote execution and debugging capabilities..
HP Softbench Sub-Process Control (SPC) operates over port 6111, serving as the communication channel for HP's Softbench IDE components. It allows the environment to manage subprocesses, synchronize tasks, and enable developer tools to work collaboratively during software development cycles. The protocol facilitates control commands and messaging between the environment's GUI elements and underlying system processes.
The Softbench architecture leverages SPC to launch, monitor, and terminate development-related subprocesses, ensuring that resources are efficiently allocated and operations run smoothly. Communication over this port typically includes command sequences, status messages, and event notifications that enable debugging and build tools to interact seamlessly.
Although originally designed for UNIX workstations in the 1990s, some legacy environments might still use this port for maintaining backward compatibility in specialized enterprise setups. As it is rarely seen in modern infrastructures, traffic on port 6111 often signals presence of outdated or unsupported software.