|
Fiber Optic Ethernet Communications  Power over Ethernet MODEL LD2212B |
 |
| |
|
| |
MODEL LD2212B |
12 POE 100Mbps Copper Ports with 1 or 2 1000Mbps Fiber Ports |
|
| |
 |
|
LD2212B |
|
FEATURES |
- 10 (10/100/1000Mbps) Gigabit Ethernet (TP) switching ports are compliant with IEEE 802.3, 802.3u, and 802.3ab.
- 2 Gigabit TP/SFP fiber are dual media ports with auto detected function.
- Non-blocking store-and-forward shared-memory Web-Smart switched.
- 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, forced mode, or auto-polling mode.
- Supports Head of Line (HOL) blocking prevention.
- Supports broadcast storm filtering.
- Auto-aging with programmable inter-age time.
- Supports 802.1p Class of Service (CoS) with 2-level priority queuing.
- Supports port sniffer function.
- Supports Jumbo frame.
- Supports port-based VLAN, 802.1Q tag-based VLAN.
- 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 any web browser.
- SNMP/Telnet interfaces deliver 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 network access control.
- Supports IP Multicast to implement IGMP Snooping function.
- Supports 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:
LDS2212B / LDS2212BF
- Standards: IEEE 802.3 / 802.3ab / 802.3z / 802.3u / 802.3x / 802.3af
- Connectors / Slots:
Front Panel
— Twelve (12) 10/100/1000Mbps GbE RJ-45 auto MDI/MDI-X (Ports 1 to 12)
— Two (2) SFP Slots for 1000Mbps GbE fiber modules
[ Note: Port 11's and 12's RJ-45 connectors will be automatically disabled once SFP modules have been installed with cable hooked up. Then, the fiber ports will become Ports 11 and 12! ]
Rear Panel
— One (1) RS-232 DB-9 Male Console port
[ Settings: Baud 57600, Data 8, Stop 1, Parity N, Flow NONE ]
- Add-On Modules (Sold Separately):
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
DX-SFP.L70 — 1000Base-LX SM/70km SFP Duplex-LC, 1550nm
DX-SFP.3L20 — 1000Base-LX SM/20km SFP Simplex-LC, TX 1310nm
DX-SFP.5L20 — 1000Base-LX SM/20km SFP Simplex-LC, TX 1550nm
- Data Transfer Rate:
1000Mbps for fiber
10/100/1000Mbps (auto-negotiation or forced-mode) for TP
- Cable / Max Distance:
50/125 or 62.5/125µm Multi-Mode fiber, up to 220m
9/125µm Single-Mode fiber, up to 10~70km (SFP dependent)
Category 5 or above UTP cable, up to 100m for 1000/100Mbps
Category 3 or above UTP cable, up to 100m for 10Mbps
- Duplex Mode:
Full for 1000Base-SX/LX/T
Full or Half (auto-sense or forced-mode) for 10/100Base-TX
- MAC Address and Self-learning:
8k MAC addresses and 4k VLAN table entries
- Buffer Memory: Embedded 208kb frame buffer
- Flow Control:
IEEE 802.3x compliant for full-duplex
Backpressure flow control for half-duplex
- LEDs:
Per Unit — POWER, CPU
Per TP Port — LINK/ACT, 10/100/1000, PoE-PSE ACT, PoE FAIL
Per SFP Port — LINK/ACT
- Power Requirement: A/C Line
Voltage — 100~240V AC
Frequency — 50~60Hz
Consumption —
max. 15W with no PD device connected for
LDS2212B / LDS2212BF
max. 150W (135W for PD Devices) for
LDS2212B
max. 200W (185W for PD Devices) for
LDS2212BF
- Operating Temperature: 0° to 40° C
- Humidity: 5% to 90% (non-condensing)
- Dimension:
44 x 442 x 209mm (H x W x D), 19" rack-mountable with brackets
- EMI Rating: FCC Part 15 Class A, CE Mark Approval
|
|
MANAGEMENT SUPPORT |
|
- System Configuration
Auto-negotiation supports on 10/100/1000Base-T ports, web browser or console interface can set transmission speed (10/100/1000Mbps) 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. Classification of packet priority can be based on either a VLAN tag on packer or user-defined.
— Two queues per port
— IP TOS Classification
— TCP/UDP Port Classification
— IP DiffServe Classification
- 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)
|
|
|
|
|
|
