3com Network Supervisor ((top)) -

3Com NS allowed for "out-of-band" and "in-band" management. Administrators could Telnet (and later SSH) into devices directly through the console interface, or use the GUI to batch-configure settings like:

While you might not want to deploy it for a new greenfield network in 2023, studying 3Com Network Supervisor highlights the evolution of network management:

Provides deep insights into specific network segments.