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For Enterprise Ethernet networks needing a scalable, stackable, future-proof Gigabit Layer 2/3 switching and routing solution, the 3Com SuperStack 3 Switch 3870 48-Port is recommended. This 48-port 10/100/1000 Gigabit Ethernet switch combines wirespeed Layer 2 switching and dynamic Layer 3 routing with stackability up to eight units high via a 40Gbps stacking architecture for impressive scalability to 384 ports total. Future protection is provided with 156Gbps switching capacity and expansion with a 10G module slot. Four dual-purpose slots support SFPs that can connect to fiber cabling for flexible Gigabit Ethernet backbone and server connections.
SFP slots accommodates 1000BASE-SX, 1000BASE-LX and 1000BASE-LH SFPs 10-Gigabit expansion slot (10GBASE-X via Xenpaks) Integrated dual 10Gbps full duplex stacking ports Priority Queues: Eight hardware queues per port Ethernet Routing Features: Hardware-based routing Static routes: 10 Dynamic / static ARP (Address Resolution Protocol) entries: 2,000 / 16 IP routing IP interfaces: 32 RIP (Routing Information Protocol), v1 and v2: 2K via default route plus 16 hardware based routes
SuperStack 3 Stackable 3870 Ethernet Switch Power cord Rackmount kit Console cable (RJ-45 to DB9) User documentation packet and CD 3Com Network Supervisor software (60-day trial version)
2 / 3
Number of Stacks
1.70" Height x 17.30" Width x 16.40" Depth
110 V AC / 220 V AC
Input Voltage Range
100 V AC to 240 V AC
1 x Motorola MPC8245 466 MHz
IGMP v1 and v2 Utilize 255 VLANs Telnet RMON-1 Quality of Service (QoS) Console port management Web interface management RADIUS management of switch passwords Command line interface management Simple Network Management Protocol (SNMP) Bandwidth Management Port-based bandwidth management Remote Monitoring (RMON): Four groups: statistics, history, alarm, and events GUI management with 3Com Network Supervisor 3Com Network Director for comprehensive, turn-key network management for the enterprise. 3Com Enterprise Management Suite for flexible, extensible management in advanced enterprise IT environments Traffic Prioritization Remarking of packets based on priority: Diffserv Code Point (DSCP) 802.1p Class of Service (CoS)
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