Network management Switch, 24 ports 10/100M TX + 4 10/100/1000M TX/Gigabit SFP combo ports, support PoE

PD1-S21-2281-POE

Features

Excellent Performance:
  • 36 Gbps switch fabric, hardware routing, wirespeed L2 forwarding rate: 9.5 Mpps.
  • 80-km transfer by Gigabit optical fiber, direct connection to WAN.
High security and reliability:
  • IEEE 802.1x and other methods for user authentication.
  • Powerful ACL supports L2-L7 data filtering.
  • QinQ support. Double VLAN security.
Easy maintenance:
  • Automatic recognition for straight-through or crossover cables.
  • Stackable physically and through cluster technology. Central management with unified IP address saves IP addresses.
  • Management via CONSOLE port, Web, SNMP, Telnet, etc.
  • Support (Terrabit Networks) Prodigy Director, HP Open View, Cisco Works 2000.
Traffic and broadcast control:
  • Auto-detection and restraining of broadcast storm, IGMP snooping, effectively restrict broadcast flooding.
  • Full- and half- duplex traffic control.
  • Ethernet port rate limiting with 1 M step size.
  • QoS support.
  • Jumbo frame.

Technical Specifications
 

Network Protocol & Standards:

  • IEEE 802.1D STP
  • IEEE 802.1w RSTP, 802.1s MSTP
  • IEEE 802.1x port-based user authentication Port Security
  • Hardware support for IP ACL, MAC ACL, VLAN ACL
  • Remote authentication through RADIUS
  • User privilege classification and password protection

Interface:

  • Port & Slot: 24 * 10/100M TX, 4 * GSFP/TX combo, 1 * Console Port

Performance:

  • Processor: MPC 50MHz
  • FLASH: 4 MB
  • Memory: 64 MB
  • Switch Fabric: 36 Gbps
  • Forwarding Rate: All wire-speed forwarding and filtering
  • Switching Mode: Store-and-forward
  • MAC Address Table Size: 8 K
  • Queuing Buffer: 64 MB
  • Jumbo frame: 2048
  • LED Indicators: Power, system, link, activity, 10/100M
  • VLAN: Port-based VLAN, 802.1Q tag,VLAN, Private VLAN, GVRP dynamic VLAN configuration, QinQ
  • Traffic Control: Back pressure at half-duplex, 802.3x at full-duplex, CAR support, 64K step size for 100-M ports, 8 M step size for Gigabit ports
  • Storm Control: Stop sending at threshold to restrict broadcast/multicast/unicast storms
  • Multicast Control: IGMP snooping
  • Port Trunking: Up to 6 groups with up to 8 ports per group, dynamic LACP or static aggregation
  • Clustering: Up to 256, manageable through single IP
  • QoS:
    • Head Of Line (HOL) blocking prevention mechanism
    • 4 dispatching queues per port, mapping the 8 priority queues in 802.1p
    • Best Effort Service
    • Differentiated Service
    • Strict Priority
    • Weighted Round Robin
    • First Come First Serve
    • TOS re-tagging
    • RTS
  • Network management:
    • SNMP v1/v2
    • RMON(Group 1, 2, 3, 9)
    • Telnet
    • Command Line Interface(CLI)
    • Web interface
    • Support PRODIGY network management tools suite: Prodigy Director
    • NTP
    • SSH
    • LLDP
  • Software Upgrade: TFTP
  • Configuration Upload/download: TFTP

Physical Characteristics:

  • Dimensions (LxWxH) (mm): 442x225x44mm
  • Weight(kg): 6.6kg
Environmental Limits:
  • Power Consumption: 28 W (max.)
  • Power input: AC 100~240 V, 47 ~ 63 Hz, 1A/230V
  • POE Power: 400W
  • Operating Temperature: 0 ~ 50°C.
  • Non-operating Temperature: -40 ~ 70°C.
  • Humidity: 0 ~ 90% (no condensing).
Optional Accessories:
  • For Optional Fiber Module, please refer to Spectrum Terrabit Transceiver.

 Ordering Information