MRV Communications MR2228-S2C - Manual (Page 10)

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power receptacle is for the AC power cord. The receptacle labeled “RPU” is for
the optional Redundant Power Unit (RPU).
Features and Benefits
Connectivity
• 24 dual-speed ports for easy Fast Ethernet integration and for protection of your
investment in legacy LAN equipment.
• Auto-negotiation enables each RJ-45 port to automatically select the optimum
communication mode (half or full duplex) if this feature is supported by the
attached device; otherwise the port can be configured manually.
• Independent RJ-45 10/100BASE-TX ports with auto MDI/MDI-X.
• Unshielded (UTP) cable supported on all RJ-45 ports: Category 3 or better for 10
Mbps connections, Category 5 or better for 100 Mbps connections, and Category
5, 5e or 6 for 1000 Mbps connections.
• IEEE 802.3 Ethernet, 802.3u Fast Ethernet, and 802.3z and 802.3ab Gigabit
Ethernet compliance ensures compatibility with standards-based hubs, network
cards and switches from any vendor.
• Provides stacking capability via RJ-45 ports with 1 Gbps stacking bandwidth. Up
to 8 units can be stacked together.
Expandability
• Supports 1000BASE-SX, 1000BASE-LX and 1000BASE-LH SFP transceivers.
Performance
• Transparent bridging
• Aggregate duplex bandwidth of up to 8.8 Gbps