FEATURES  - Supports 3 slots hot swappable 8-port 10/100M TP module and/or 100M fiber module; 2 Gigabit dual-media ports (TP/SFP) which the SFP slots support 100M fiber module only
  - Supports on-line plug/unplug SFP transceiver 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.
  - Any ports can be in disable mode, force mode or auto-polling mode.
  - 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.
    TECHNICAL SPECIFICATIONS  - Model:  CES2326B 
/ CES2326BR  - Standards:  IEEE 802.3ab / 802.3z / 802.3u / 802.3x
  - Connectors / Slots:
  Front Panel  — 3 slots for Fast Ethernet modules  — 2 GbE Dual-Media (TP/SFP) ports  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):
  For Fast Ethernet Slots  MT08 — 8 ports 10/100Base-TX, RJ-45 (auto MDI/MDI-X selection)  MF08SC — 8 ports MM 100Base-FX, Duplex-SC, 1310nm  MF08ST — 8 ports MM 100Base-FX, Duplex-ST, 1310nm  MF08SC20 — 8 ports SM/20km 100Base-FX, Duplex-SC, 1310nm  MF08BD3.20 — 8 ports SM/20km 100Base-FX, Simplex-SC, TX:1310nm*  MF08BD5.20 — 8 ports SM/20km 100Base-FX, Simplex-SC, TX:1550nm*  For SFP Slots  Multi-Mode or Single-Mode (distance: 10~70km)  Gigabit  Ethernet     - Data Transfer Rate:
  1000Mbps for 1000Base-SX/LX  100Mbps for 100Base-FX  10/100Mbps (auto-negotiation) for TX  - Cable / Max Distance:
  50/125, 62.5/125µm Multi-Mode fiber, up to       220m for 1000Base-SX       2km for 100Base-FX  9/125µm Single-Mode fiber, up to       10~70km (SFP module dependent) for 1000Base-LX       20km for 100Base-FX  Category 5 or up UTP, 100m for 10/100Base-TX  Category 3 or up UTP, 100m for 10Base-T  - Duplex Mode:
  Full for 1000Base-SX/LX, and 100Base-FX  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:
  Unit — POWER, CPURUN, ACT (LEDSET), FDX (LEDSET), SPD (LEDSET)  Per FE Port — LINK/ACT, FDX, SPD  Per SFP Port — LINK/ACT, FDX, SPD  - Power Requirement:  100~240V AC, 50/60Hz, max 45W consumption
  CES2326B — Base Unit with build-in AC Single Power  CES2326BR — Redundant Power Base Unit (Power Module sold separately)  CES2x26BR-AC — 1U AC-DC Power Module for CES2326BR  CES2x26BR-DC — 1U DC-DC Power Module for CES2326BR  - Operating Temperature:  0° to 40° C
  - Humidity:  5% to 90%
  - Dimension:
  45 x 442 x 281mm (H x W x D), 19" Rack-mountable with brackets  - Safety:  FCC Class A, CE Mark Approval
      MANAGEMENT SUPPORT  - 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: 192.168.1.1)  -  
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