3Com 3CR17171-91 Superstack 4 PoE Switch 5500-EI PWR 28-Port OEM

Scalable stackable design with resilient stacking up to eight units high, or 384 Fast Ethernet ports using 2 Gbps stacking bandwidth (4 Gbps full duplex).

12.8 Gbps switching capacity, 9.5 Mpps forwarding rate, maximum

Wire-speed performance across all ports within a stack delivers optimal throughputs and bandwidth for business-critical data and high-speed communications

Multi-layer operation with static routes and RIP-based Layer 3 functionality

28-port non-FX models 24 auto-negotiating 10BASE-T/100BASE-TX ports configured as auto-MDI/MDIX; IEEE 802.3af in-line power for PWR models 4 Gigabit SFP ports 28-port FX 24 SFP ports, to be populated with 100BASE-X SFP multi- or single-mode transceivers 2 auto-negotiating 10BASE-T/100BASE-TX/1000BASE-T ports configured as auto-MDI/MDIX 2 Gigabit SFP ports

12.8 Gbps switching capacity, max. 9.5 Mpps forwarding rate, max.

Width: 440.0 mm (17.3 in)

Depth: 270.0 mm (10.6 in) (PWR models: 427.0 mm (16.8 in))

Weight: 3.3 kg (7.3 lb) (PWR models: 6.3 kg (13.9 lb))

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