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3COM SUPERSTACK III Network SWITCH 4400 48 PORT 10 100 NEW For Sale


3COM SUPERSTACK III Network SWITCH 4400 48 PORT 10 100 NEW

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3COM SUPERSTACK III Network SWITCH 4400 48 PORT 10 100 NEW:
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3Com SuperStack 3 Switch 4400

NEW in Box

Have 2 to sell.

Product description 3Com SuperStack 3 Switch 4400 family switches provide wirespeed 10/100 Fast Ethernet connectivity with a choice of Gigabit downlinks and are specifically designed for Enterprise workgroup environments. The Switch 4400 family provides advanced security features for network data and management traffic.NOTE: 3Com SuperStack 3 Switch 4400 Family is also known as HP SuperStack 3 4400 Switch Series.

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Product featuresFeatureDescriptionPerformance Switching capacity
  • 24-port models: 8.8 Gb/s

  • 48-port model: 13.6 Gb/s

Forwarding rate
  • 24-port models: 6.6 Mp/s (Millions of packets per second)

  • 48-port model: 10.1 Mp/s

Store-and-forward switchingLatency < 2.6 ╬╝sLayer 2 switching MAC address8K MAC addressesVLAN64 VLANs (IEEE 802.1Q)Link aggregation
  • IEEE 802.3ad (LACP)

  • Four trunk groups (up to four ports in each)

  • Link Aggregation across 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 Suppression (3,000 pps threshold)

    Spanning tree
    • IEEE 802.1D Spanning Tree Protocol (STP)

    • IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)

      • Fast-start mode

      • Spanning tree enable/disable per port

    Multicast snooping
    • IGMP v1, v2, and v3 snooping

    • IGMP Querier

    • Filtering for 128 multicast groups

    Stacking Stacking
    • Up to 384 ports

    • Single IP address for stack management

    • Resilient stacking (T-type) connectors

    • Hot-swappable

    Convergence Priority queues
    • Four hardware queues per port

    • Strict priority queuing

    • Weighted Round Robin queuing

    Traffic prioritization
    • CoS Marking/Remarking

    • IEEE 802.1p to DSCP mapping

    • Auto classification of 3Com NBX telephony traffic

    • Priority based on:

      • IEEE 802.1p CoS

      • DSCP (DiffServ Code Point)

      • TCP/UDP source or destination port number

      • Default port priority

      • IP shaping

        • Egress rate limiting, port-based:

          • 1 Mb/s increments (10/100 ports)

          • 8 Mb/s increments (Gigabit ports)

        • Application and protocol blocking

        Security Network access and user security
        • IEEE 802.1X user authentication

          • RADIUS authentication

          • Advanced security by locking a port to the MAC address of the authenticated user

          • Automatically assign VLANs and QoS profile to a port based on user

          • Guest VLAN option

        • RADIUS Authenticated Device Access (RADA)

          • Authenticate devices based on MAC address against a RADIUS server

          • Authenticate multiple devices per port

          • Automatically assign VLANs and QoS to a port specific to the devices attached

          • Operates alongside IEEE 802.1X authentication to ensure user and device are allowed access

          • Local authentication for up to fifty IEEE 802.1X users and RADA devices in absence of a centralized RADIUS server

          • RADA "whitelist" support enhances flexibility for IEEE 802.1X/RADA deployment

          • Option to allow default VLAN access when RADIUS server is unavailable

        • Disconnect Unknown Device (DUD)

        • Access Control Lists (ACLs) allow or deny traffic based on specific subnet or individual IP address

        • Private Ports feature isolates edge ports at layer 2 to ensure user privacy

        Switch management
        • Local or RADIUS management of switch passwords

        • Trusted IP Management Addresses

        • Syslog

        • Telnet

          • SSH v2 (56-bit or 168-bit DES)

        Management Remote management
        • SNMP v1, SNMP v2, SNMP v3 secure encrypted management

        • User-selectable management VLAN

        Software
        • Backup and restore

        • TFTP configuration: upload/download

        • TFTP agent: upload

        Configuration
        • Command line

        • Serial (9-pin, D-type connector)

        • Telnet

        • Web-based

        • SNMP

        Mirror Port/RAP (Roving analysis port)One-to-oneRMON (Remote monitoring)Four groups: statistics, history, alarm, and eventsIP address allocation
        • DHCP

        • BootP

        • Manual

        • Auto IP

        Network timeSimple Network Time Protocol (SNTP) for time stamp of events captured via SyslogManagement software3Com Network Supervisor (copy provided with product)
        • Topology discovery

        • Change management reporting

        • Capacity planning

        • Event logging

        • Fault identification and troubleshooting

        • Utilization monitoring



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