Introduction, Functions and features, Port indicators – Enterasys Networks 24-Port User Manual
Page 13: Chapter 1: introduction, Functions and features -1 port indicators -1
Mid-Span Power Hub 24-Port User’s Guide 1-1
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Introduction
Functions and Features
The BL-69524ENT, Enterasys Networks’ 24-port Mid-Span Power Hub, supports
applications in which AC power is difficult to access, such as VoIP phones, wireless LAN
access points, or IP network cameras.
The Enterasys 24-port Mid-Span Power Hub acts as a “patch panel” and adds ~48 VDC to
unused (non-data) wires in standard Category 5, 5e, or 6 Ethernet cable. The power unit
delivers both data and power over a single standard Ethernet cable.
Main features of the 24-port Mid-Span Power Hub:
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Fully hot-swappable module banks
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Remote power feeding; powered devices receive power over the Ethernet cable
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Centralized power distribution; one powered device can be connected to a single
in-line unit
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IEEE 802.3af standard powering scheme
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Acts as a normal patch panel and places ~48 VDC on unused Ethernet pins
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Total power available: 15.6 W per port per IEEE specification
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Automatic power-control circuitry to detect a powered device before providing
power
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Fused power surge protection
Port Indicators
Each port has its own LEDs, which display the following:
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Detect/Power Forwarding (blue)
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Power from Chassis (green)
For information on Troubleshooting, refer to