Scheda tecnica

Standards
- IEEE 802.3 10BASE-T Ethernet
- IEEE 802.3u 100BASE-TX Fast Ethernet
- IEEE 802.3u 100BASE-FX Fast Ethernet
- ANSI/IEEE 802.3 NWay auto-negotiation
- IEEE 802.3x Flow Control

Protocollo
- CSMA/CD

Data Transfer Rates
Ethernet:
- 10Mbps (half-duplex)
- 20Mbps (full-duplex)
Fast Ethernet:
- 100Mbps (half-duplex)
- 200Mbps (full-duplex)

Topology
- Star

Number of Built-in Ports
- 10/100Mbps port x 24

Media Interface Exchange
- Auto-negotiation of MDI-II/MDI-X for all 10/100Mbps ports

Twisted-pair Rx Reverse Polarity
- Auto-correction

LED Report
- Per device: Power
- Per 10/100Mbps port: Link/Activity, 100Mbps speed

Per Gigabit port:
- Link/Activity
- 10/100Mbps speed

Performance
Transmission Method
- Store-and-forward

Packet Filtering Rates
- Ethernet: 14,880 pps per port (half-duplex)
- Fast Ethernet: 148,810 pps per port (half-duplex)

Packet Forwarding Rates
- Ethernet: 14,880 pps per port (half-duplex)
- Fast Ethernet: 148,810 pps per port (half-duplex)

RAM Buffer
- 256KB per 8 ports

Flow Control
- IEEE 802.3x flow control per 10/100Mbps port in full Duplex
- Back pressure per 10/100Mbps port in half duplex

AC Input
- 100 - 240 VAC, 50/60 Hz
- Internal universal power supply

Power Consumption
- 39 watts (max.)

Ventilation
- 12V - 0.09A DC fan x 1

Operating Temperature
0 - 60 C (-22 - 140 F)

Storage Temperature
-10 - 70 C

Umidità
- 5% - 95% non-condensing

Dimensioni
- 441x207x44mm
- 19-inch rack-mount width, 1U height

Peso
- 2.65 kg (5.84 lb.), 2.7 kg (with DES-102F module)

Emissioni (EMI)
- FCC Class B
- CE Class A
- C-Tick
- VCCI Class A
- BSMI Class A

Safety
- UL (Ul1950)