Справочник Пользователя для Black Box LEH1008A

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Page 10

Chapter 2: Overview

2.2 Features
2.2.1 Features Common to LEH900 Series, LEH1000 Series, and LEH1100 Series

• Meets NEMA TS1/TS2 Environmental requirements such as temperature, shock, and vibration for traffic control equipment.
• Meets EN61000-6-2 & EN61000-6-4 EMC Generic Standard Immunity for industrial environment.

• Supports Command-Line Interface in RS-232 console.

• 100BASE-FX: Multimode SC or ST type; Single-mode SC or ST type. 100BASE-BX: WDM single-mode SC type.

• 1000BASE-SX/LX: Multimode or single-mode SC type. 1000BASE-BX: WDM single-mode SC type.

• Supports 8192 MAC addresses. Provides 2 Mbits memory buffer.

• Alarms for power and port link failure by relay output.

• Supports DIN-rail or panel mounting installation.

• Power Supply: Redundant DC terminal block power inputs or 12-VDC DC jack, 100–240 VAC external power supply.

Management Support

VLAN:

• Port-based VLAN

• IEEE 802.1Q tagged VLAN

Trunking:

• MAC-based trunking with automatic link fail-over

Port Security:

• Per-port programmable MAC address locking

• Up to 24 Static Secure MAC addresses per port

• IEEE 802.1x Port-based Network Access Control

Port mirroring:

• QOS (IEEE802.1p Quality of Service)

• 4 priority queues

Internetworking protocols:

• Bridging:

- IEEE 802.1s Multiple Spanning Tree

- IEEE 802.1w Rapid Spanning Tree

- IEEE 802.1D Spanning Tree compatible

- IEEE 802.1Q – GVRP

Ring

• IP Multicast:

- IGMP Snooping

- Rate Control

- NTP