Brocade operating systems

Real-time Operating System (RTOS)

Brocade uses Vxworks as Real-time Operating System

Brocade uses Linux Real-time Operating System

It directly communicates with the hardware

It loads at the initial boot

It Provides hardware interface and management services, such as SSH, HTTPS, SNMPv3, etc.

Fabric Operating System (FOS)

Fabric OS decides the behavior of the switch.

It Provides Fabric Services and switch management functions

All Brocade SAN switch commandsAll Brocade SAN switch commands