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 FE 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
MF08DB3.20 — 8 ports SM/20km 100Base-FX, Simplex-SC, TX:1310nm*
MF08DB5.20 — 8 ports SM/20km 100Base-FX, Simplex-SC, TX:1550nm*
For SFP Slots
DX-SFP.SX — 1000Base-SX MM SFP Duplex-LC, 850nm
DX-SFP.L10 — 1000Base-LX SM/10km SFP Duplex-LC, 1310nm
DX-SFP.L40 — 1000Base-LX SM/40km SFP Duplex-LC, 1310nm
[ * Note: MF08DB3.20 & MF08DB5.20 must be used in pair, i.e. if
one end uses MF08DB3.20, then the other end must use MF08DB5.20
and vise versa. ]
* 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
10~40km (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)
CR-2020-P01 — 1U AC-DC Power Module for CES2326BR
CR-2020-P02 — 1U DC-DC Power Module for CES2326BR
* Operating Temperature: 0° to 40° C
* Humidity: 5% to 90%
* Dimension:
44 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)