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3Com® SuperStack 3 3870 Switch 3CR17451-91

199.99

3 op voorraad

Artikelnummer: 3CR17451-91 Categorieën: , ,

Beschrijving

3Com® SuperStack 3 3870 Switch 3CR17451-91

De 3Com 3CR17451-91 heeft 48-poorten GIG Gigabit Ethernet switch combines wirespeed Layer 2 switching with stackability up to eight units high via a 40Gbps stacking architecture for impressive scalability to 384 ports total. The hardware supports a 10-Gigabit expansion slot and is Layer 3-capable for investment protection.

Performance Switching capacity:SuperStack 3 Switch 3870

  • 24-port, 108 Gbps; Switch 3870 48-port, 156 Gbps
  • Forwarding rate: 24-port, 80 Mpps; 48-port, 115 Mpps
  • Store-and-forward switching

Layer 2 Switching

AC Address 16K MAC addresses 1024 secure MAC addresses VLAN 255 VLANs (IEEE 802.1Q) Link Aggregation IEEE 802.3ad (LACP), Gigabit ports only 32 trunk groups (up to 8 ports in each), trunking across stacked units Auto-negotiation Auto-negotiation of port speed, duplex, and connection (MDI/MDIX) Traffic control IEEE 802.3x full-duplex flow control Back pressure flow control for half-duplex Broadcast Storm Control (500-200,000 pps limit) Spanning Tree IEEE 802.1w Rapid Spanning Tree Protocol (RSTP) Backward-compatible with STP Fast-start mode Spanning tree enable/disable per port Multicast Snooping Filtering for 64 multicast groups IGMP v1 and v2 IGMP Querier Jumbo Frames Supports 9K packets

Stacking:

  • Switched 40Gbps on each switch
  • Up to 8 units high
  • Resilient loop back
  • Hot-swap units
  • Single IP address for stack management

Convergence:

  • Priority Queues
  • Eight hardware queues per port
  • Strict priority
  • Weighted Round Robin queuing

Traffic Prioritization Priority based on:

• DSCP (DiffServ Code Point)

• IEEE 802.1p Class of Service (CoS) priority • TCP/UDP destination port number • Default port priority

• Auto classification of 3Com NBX® telephony traffic Bandwidth Management Port-based bandwidth management:

• 1 Mbps increments (Gigabit ports) F

Klik hier voor de QuickSpecs

Extra informatie

Gewicht 5.0 kg

QuickSpecs

Klik hier voor de QuickSpecs

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