سوئیچ سیسکو WS-C3550-12T از سری 3500 لایه3 با 10 پورت 10/100/1000BASE-T و 2 پورت GBIC-based Gigabit Ethernet بوده و قابلیت نصب در رک را نیز دارد.
Catalyst 3550-24 Switch-24 10/100 ports and two Gigabit Interface Converter (GBIC)-based Gigabit Ethernet ports; 1 rack unit
Catalyst 3550-24 PWR Switch-24 10/100 ports with integrated inline power and two GBIC-based Gigabit Ethernet ports; 1 RU
Catalyst 3550-24-DC Switch-24 10/100 ports and two GBIC-based Gigabit Ethernet ports; 1 RU; DC-powered
Catalyst 3550-24-FX Switch-24 100FX ports and two GBIC-based Gigabit Ethernet ports; 1 RU
Catalyst 3550-48 Switch-48 10/100 ports and two GBIC-based Gigabit Ethernet ports; 1 RU
Catalyst 3550-12G Switch-10 GBIC-based Gigabit Ethernet ports and two 10/100/1000BASE-T ports; 1.5 RU
Catalyst 3550-12T Switch-10 10/100/1000BASE-T ports and two GBIC-based Gigabit Ethernet ports; 1.5 RU
منبع: وب سایت رسمی سیسکو