STP RSTP Turbo Ring v2 Turbo Chain Ring Coupling Dual-Homing Link Aggregation Loop Protection MSTP

4XG+24G-port Layer 2 full Gigabit modular managed Ethernet switches

4XG+24G-port Layer 3 full Gigabit modular managed Ethernet switches

4XG+8G-port Layer 3 full Gigabit modular managed Ethernet switches

4XG+8G-port Layer 2 full Gigabit modular managed Ethernet switches

4XG+16G-port Layer 2 full Gigabit modular managed Ethernet switches

4XG+16G-port Layer 3 full Gigabit modular managed Ethernet switches