3com 3C17401 3812 10/100/1000Mbps gigabit SuperStack Switch 12-port 4x SFP ports

IEEE 802.3ab (Copper Gigabit). IEEE 802.3z (Fiber Gigabit). IEEE 802.3u (Fast Ethernet). Primary Ports. Primary Port Speed. Supports a maximum of 100 ACL rules per system (DSCP and TCP/UDP port-based CoS).

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