Accton Technology VM2548 User Manual download pdf (Page 52)

Specifications

C-2

Humidity

Operating: 5% to 90%

AC Input

100 to 240 V, 50 to 60 Hz

Power Consumption

40 Watts maximum

Heat Dissipation

137 BTU/hr maximum

Maximum Current

0.5 A @ 110 VAC

0.25 A @ 240 VAC

Switch Features

Spanning Tree Protocol

Forwarding Mode

Store-and-forward

Throughput

Layer 2: wire speed

Flow Control

Full Duplex: IEEE 802.3x

Half Duplex: Back pressure

Broadcast Storm Suppression

Traffic throttled above a critical threshold

VLAN Support

Up to 255 groups; port-based or with 802.1Q VLAN tagging

Private VLAN feature

GVRP for automatic VLAN learning

Quality of Service

Four levels of priority and Weighted Round Robin Queueing; Quality of Service

based on DSCP, IP Precedence/TOS, TCP/UDP port number

VDSL Bandwidth Control

Rate Limiting

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Accton Technology VM2548 User Manual Page 52