The MikroTik CRS328-4C-20S-4S+RM is a 28-port independent smart switch with a combo group. It features 20 SFP ports, 4 SFP+ ports for 10G modules, and 4 combo ports, allowing flexible connectivity options using either SFP or RJ45 ports. Combo ports can be software-selected, offering versatility in deployment and scripting capabilities.
This device is housed in a compact 1U rackmount case and includes two 100–240V power supplies with failover support. It also provides an RJ45 serial console port for management and debugging, as well as a customizable mode button.
With a "Dual Boot" system, users can switch between MikroTik’s RouterOS and SwOS operating systems. RouterOS is suited for advanced Layer 3 features and routing, while SwOS offers a lightweight interface focused on switching features only.