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Home>Products > SWITCHES > Managed Switch > 10/100
24 FE + 2 GbE Dual-Media L2 Managed Switch (max. 26 ports)
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  • Supports 24 10/100Mbps TP ports with N-Way and auto MDIX function
  • Supports 2 Gigabit dual-media ports (TP/SFP), and the SFP slots are for removable 1000Mbps fiber modules
  • Non-blocking, store-and-forward and shared-memory L2 managed switch
  • Supports auto-negotiation for configuring speed, duplex mode
  • Supports 802.3x flow control for full-duplex ports.
  • Supports collision-based and carrier-based backpressure for half-duplex ports.
  • 256-entry Multicast address table
  • Per-port Egress/Ingress rate control with 64K/128K/256K (up to 100Mbps) resolution
  • Supports Head of Line (HOL) blocking prevention.
  • Supports broadcast storm filtering.
  • 8K MAC addresses with automatic learning and aging
  • Auto-aging with programmable inter-age time.
  • Supports 802.1p Class of Service (CoS) with 4-level priority queuing.
  • Supports port sniffer function with 3 modes:
    TX Monitor Mode, RX Monitor Mode, or TX-RX pair Monitor mode
  • Supports port-based VLAN, 802.1Q tag-based VLAN with 256 entries
  • Efficient self-learning and address recognition mechanism enables forwarding rate at wire speed.
  • Web-based management provides the ability to completely manage the switch from web browser.
  • SNMP/Telnet interface delivers complete in-band management.
  • Supports IEEE 802.1d Spanning Tree Protocol (STP).
  • Supports IEEE 802.1w Rapid Spanning Tree Protocol (RSTP).
  • Supports IEEE 802.1x port-based VLAN classification.
  • Supports IP Multicasting to implement IGMP Snooping function.
  • Supports IEEE 802.3ad port trunking with flexible load distribution and failover function.
  • Supports ingress port security mode for VLAN Tagged and Untagged frame process.
  • Supports SNMP MIB2 and RMON sampling with sampled packet error indication.
  • Model:  ES2226B
  • Standards:  IEEE 802.3ab / 802.3z / 802.3u / 802.3x
  • Connectors / Slots:
    Front Panel
    — 24 FE 10/100Mbps RJ-45 auto MDI/MDI-X (Ports 1-24)
    — 2 GbE 10/100/1000Base-T RJ-45 ports or 1000Base-SX/LX SFP Slots
    [ The Dual-Media ports can only use one medium at a time, not both! ]
    Rear Panel
    — One (1) RS-232 DB-9 Male Console port
    [ Setting:  Baud 57600, Data 8, Stop 1, Parity N, Flow NONE ]
  • Add-On Modules (Sold Separately):
    Multi-Mode or Single-Mode (distance: 10~70km)
    Gigabit  Ethernet
  • Data Transfer Rate:
    1000Mbps for GbE SFP fiber module
    10/100 or 10/100/1000Mbps (auto-negotiation) for FE or GbE TP
  • Cable / Max Distance:
    50/125, 62.5/125µm Multi-Mode fiber, up to 220m
    9/125µm Single-Mode fiber, up to 10~70km (SFP module dependent)
    Category 5 or up UTP, 100m
  • Duplex Mode:
    Full for 1000Base-SX/LX/T
    Full/Half (auto-sense) for 10/100Base-TX
  • MAC Address and Self-learning:
    8K MAC addresses,
    256 VLAN table entries,
    256 IP Multicast table entries
  • Buffer Memory:
    Embedded 256KB packet buffers and 128KB control memory
  • LEDs:
    Per FE Port — LINK/ACT, FDX, SPD
    Per SFP Port — LINK/ACT, FDX, SPD
  • Power Requirement:  100~240V AC, 50/60Hz, max 15W consumption
  • Operating Temperature:  0° to 40° C
  • Humidity:  5% to 90%
  • Dimension:
    44 x 442 x 209mm (H x W x D), 19" Rack-mountable with brackets
  • Safety:  FCC Class A, CE Mark Approval

  • System Configuration
    Auto-negotiation supports on 10/100Base-TX ports, web browser or console interface can set transmission speed (10/100Mbps) and operation mode (Full/Half duplex) on each ports, set VLAN group, set Trunk connection.
  • Management Agent
    SNMP supports; MIB II, Bridge MIB, RMON MIB
  • Spanning Tree Algorithm
    IEEE 802.1D
  • VLAN Function
    Port-based/802.1Q-Tagged, allowed up to 256 active VLANs in one switch
  • Trunk Function
    Ports trunk connections allowed
  • IGMP
    IP Multicast Filtering by passively snooping on the IGMP Query
  • Bandwidth Control
    Support by-port Egress/Ingress rate control
  • Quality of Service (QoS)
    Referred as Class of Service (CoS) by IEEE 802.1P standard.
    — Four queues per port
    — Packet transmission schedule using Weighted Round Robin (WRR)
    — User-defined weight
    — Classification of packet priority can be based on either a VLAN tag on packet or a user-defined port priority
  • Port Security
    Limit number of MAC addresses learned per port, static MAC addresses stay in the filtering table
  • Inter-networking Protocol
    Bridging:  802.1D Spanning Tree
    IP Multicast:  IGMP Snooping, IP Multicast Packet Filtering, Maximum of 256 active VLANs, and IP Multicast sessions
  • Networking Management
    One RS-232 port as local control console
    Telnet remote control console
    SNMP Agent:  MIB-2 (RFC1213), Bridge MIB (RFC1493), RMON MIB (RFC1757) - statistics, VLAN MIB (802.1Q)
    Web browser supports based on HTTP Server and CGI parser TFTP software-upgrade capability (Default access IP:

All rights reserved.  Last modified:  2012-07-02
All information is subject to change without notice.