3Com - 26-Port 4500 Pwr Switch

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SKU: 3CR17571-91-US
UPC: 662705496252

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The 3Com Switch 4500 26-Port stackable Ethernet switch features rich Layer 2 switching and dynamic Layer 3 routing in a cost-effective, high performance platform. With robust security, extensive management, traffic prioritization and quality of service features, the Switch 4500 26-Port capably handles emerging business applications. Up to eight switches can be stacked via Gigabit Ethernet ports, allowing single-IP management for an entire stack.

Manufacturer 3Com Corporation
Manufacturer Part Number 3CR17571-91-US
Manufacturer Website Address www.3com.com
Brand Name 3Com
Product Name 26-Port 4500 Pwr Switch
Product Type Stackable Ethernet Switch
Interfaces/Ports Number of Ports 24
Fast Ethernet Port Yes
Interfaces/Ports 1 x Console Management
Media & Performance Connectivity Media Twisted Pair 10/100Base-TX
Performance 6.5Mpps Forwarding Rate
I/O Expansions Number of Expansion Slots 2
Expansion Slots (2 Total) SFP (mini-GBIC)
Network & Communication Flow Control IEEE 802.3x (Full-duplex)
Switching Method Store-and-forward
Layer Support 2
Number of Stacks 8
Address Table 8K MAC Addresses
Management & Protocols Manageable Yes
Management
802.1D STP
802.1p CoS
802.1Q VLANs
802.1w RSTP
FTP
TFTP
RMON groups
SNMP v1, 2, and 3
CLI via the console port or Telnet
Embedded web management interface
3Com Network Supervisor
3Com Network Director
3Com Enterprise Management Suite
Security Features
RADIUS authentication
RADIUS session accounting
SSH v2.0
802.1X network login
Access Control Lists (ACL)
Packet filtering
Private Ports
SNMP v3 encryption
Power Description Input Voltage 220V AC
Physical Characteristics Form Factor Rack-mountable
Dimensions 1.7" Height x 17.3" Width x 10.6" Depth
Weight 7.28lb
Miscellaneous Package Contents
Switch unit
Documentation pack
Console cable
Rack mount kit
Rubber feet
25A RPS connector kit
Additional Information
Include 802.3af in-line power on all 10Base-T/100Base-TX ports and support redundant power supply (-48 VDC) connector
Eight hardware queues per port
Stacking: 384 10/100 ports
Certifications & Standards
Immunity: EN 55024
IEEE Standards:
802.1D (STP)
802.1p (CoS)
802.1Q (VLANs)
802.1w (RSTP)
802.1X (Security)
802.3 (Ethernet)
802.3ad (Link Aggregation)
802.3ab (1000BASE-T)
802.3af (Power over Ethernet)
802.3i (10BASE-T)
802.3u (Fast Ethernet)
802.3x (Flow Control)
802.3z (Gigabit Ethernet)

IETF Standards:
RFC 1213/2233 (MIB II)
RFC 1724 (RIP Version 2 MIB Extension)
RFC 1907 (SNMP v2c, SMI v2 and Revised MIB-II)
RFC 2021 (RMON II Probe Config MIB)
RFC 2233 (Interfaces MIB)
RFC 2571 (FrameWork)
RFC 2571-2575 (SNMP)
RFC 2613 (Remote Network Monitoring MIB Extensions)
RFC 2665 (Pause control)
RFC 2668 (IEEE 802.3 MAU MIB)
RFC 2674 (VLAN MIB Extension)
RFC 2819 (RMON MIB)

Emissions / Agency Approvals:
CISPR 22 Class A
FCC Part 15 Class A
EN 55022 1998 Class A
ICES-003 Class A
VCCI Class A
EN 61000-3-2 2000, 61000-3-3
Safety Agency Certifications:
UL 60950
IEC 60950-1
EN 60950-1
CAN/CSA-C22.2 No. 60950-1-03
Warranty Lifetime Limited

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