MRV Communications MR2228-S2C Benutzerhandbuch

 

6

power receptacle is for the AC power cord. The receptacle labeled “RPU” is for 
the optional Redundant Power Unit (RPU). 

 

• 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. 

• Supports 1000BASE-SX, 1000BASE-LX and 1000BASE-LH SFP transceivers. 

• Transparent bridging 
• Aggregate duplex bandwidth of up to 8.8 Gbps