Datasheet
Data Sheet
All contents are Copyright © 2007 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information. Page 6 of 9
Inline power (PoE)
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All 24 PoE ports on the Cisco Catalyst Express 520-24PC can supply up to 15.4W
(IEEE 802.3af standard maximum) of power over Category 5 cable, for a total of 370W
of inline power.
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All 8 PoE ports on the Cisco Catalyst Express 520-8PC can supply up to 15.4W (IEEE
802.3af standard maximum) of power over Category 5 cable, for a total of 124W of
inline power.
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All 4 PoE ports on Cisco Catalyst Express 520-24LC switches can supply up to 15.4W
of power over Category 5 cable, for a total of 62W of inline power.
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Both the IEEE 802.3af PoE standard and Cisco prestandard inline power are supported.
Supported SFPs
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100BASE-BX-10D
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100BASE-BX-10U
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100BASE-FX-FE
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100BASE-FX-GE
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100BASE-LX
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1000BASE-LX/LH
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1000BASE-SX
Standards and Cisco features
supported
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Broadcast suppression
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Cisco Discovery Protocol Version 2
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IEEE 802.1d Spanning Tree Protocol
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IEEE 802.1p CoS classification
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IEEE 802.1q VLAN
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IEEE 802.1w Rapid Convergence Spanning Tree Protocol
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IEEE 802.1x Port Access Authentication
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IEEE 802.3ad Link Aggregation Control Protocol (LACP)
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IEEE 802.3af PoE
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IEEE 802.3x full duplex on 10BASE-T, 100BASE-TX, and 1000BASE-T ports
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IEEE 802.3 10BASE-T
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IEEE 802.3u 100BASE-T/TX
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IEEE 802.3ab 1000BASE-T
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IEEE 802.3z 1000BASE-X
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IGMP (v1, v2, and v3) snooping
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Per VLAN Spanning Tree
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Per VLAN Spanning Tree Plus
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Per VLAN Rapid Spanning Tree Plus
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PortFast
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RADIUS
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SSL
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SNMPv3
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UDLD
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VLAN Trunking Protocol (VTP)* (transparent mode only)
Management
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RFC1213-MIB (MIB II)
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RMON-MIB (statistics, history, alarms, and events groups only)
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CISCO-PRODUCTS-MIB
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CISCO-SYSLOG-MIB
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CISCO-ENVMON-MIB
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BRIDGE-MIB
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ENTITY-MIB
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ETHERNET-MIB
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E-911 MIB support
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IF-MIB
Device Manager: Device-level GUI
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Embedded GUI
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Available in localized languages: Chinese, French, German, Italian, Japanese, and
Spanish
Cisco Configuration Assistant: Network management tool
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Free download at
www.cisco.com/go/configassist
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Available in localized languages: Chinese, French, German, Italian, Japanese, Russian
and Spanish