Datasheet
4 3COM
®
OFFICECONNECT MANAGED FAST ETHERNET POE SWITCH
3Com Corporation, Corporate Headquarters, 350 Campus Drive, Marlborough, MA 01752-3064
3Com is publicly traded on NASDAQ under the symbol COMS.
Copyright © 2009 3Com, the 3Com logo and OfficeConnect are registered trademarks in various countries worldwide of 3Com Corporation. All other company and
product names may be trademarks of their respective companies. While every effort is made to ensure the information given is accurate, 3Com does not accept liability
for any errors or mistakes which may arise. All specifications are subject to change without notice. 401109-002 09/09
Visit www.3com.com for more information about 3Com network solutions.
SPECIFICATIONS
PRODUCT DESCRIPTION 3COM SKU
3Com OfficeConnect Managed Fast Ethernet PoE Switch 3CRDSF9PWR
Transceivers
3Com 1000BASE-SX SFP 3CSFP91
3Com 1000BASE-LX SFP 3CSFP92
ORDERING INFORMATION
CONNECTORS
8 auto-negotiating 10BASE-T/
1
00BASE-TX/configured as auto MDI/MDIX
1
Gigabit SFP port, dual-purposed 10/100/1000
ports (configurable as 10/100/1000 or SFP)
All copper ports are auto MDI/MDIX,
a
uto-negotiating RJ-45; PoE-enabled
F
ront-mounted console port
P
ERFORMANCE
3.6 Gbps switching capacity, max.
2.66 Mpps forwarding rate, max.
Wirespeed performance
Store-and-forward switching
LAYER 2 SWITCHING
4K MAC addresses in address table
64 port-based VLANs (IEEE 802.1Q)
IEEE 802.3ad Link Aggregation,
automated (LACP) and manual
a
ggregation: 4 trunks, max.; 8 ports per trunk, max.
A
uto-negotiation of port speed and duplex
Auto-voice VLAN for automatic vendor-independent
s
egregation
and prioritization of VoIP traffic
IEEE 802.3x flow control (half- and full-duplex)
IEEE 802.1D Spanning Tree Protocol (STP)
IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
Internet Group Management Protocol (IGMP) v1 and
2 on Layer 2 interfaces
Jumbo frames (up to 9K bytes)
Multicast filtering
CONVERGENCE
4 hardware queues per port, with IEEE 802.1p Class
of Service/Quality of Service (CoS/QoS) on egress
Weighted Round Robin queuing
Traffic prioritization at Layer 2 using 802.1p QoS,
and at Layer 3 using Type of Service (TOS) with
Differentiated Services Code Point (DSCP)
Ingress/egress rate shaping
Auto VLAN assignment for voice traffic determined
by vendor OUI
CoS remarking for prioritization of VoIP traffic
SECURITY
IEEE 802.1X Network login
Access Control Lists (ACLs)
MAC-based Layer 2 filtering rules:
• source/destination address
• Ethertype
• CoS
• VLAN
IP-based Layer 3 filtering rules:
• protocol
• source/destination address
• TCP/UDP port
• DSCP value
• IP precedence
Management communications are encrypted via
H
TTPS or SSH
P
OWER OVER ETHERNET
IEEE 802.3af
62W per switch, max. pre-std. IEEE 802.3at
MANAGEMENT
W
eb-based configuration and
management
System configuration with SNMP
v
1 and 2
C
ompatible with SNMP management tools like
3Com Network Supervisor and 3Com Network
Director
CLI, telnet and SSH management communications
a
re encrypted via HTTPS
LED INDICATORS
Active, power, link activity, duplex, PoE status
ATAGLANCE TRAFFIC MONITORING
Ports: active, enabled, disabled
Modules: present, active PoE Status: enabled/dis-
abled
POWER SUPPLY
Input voltage: 100-240 VAC, 50/60 Hz
Current rating: 2A, max.
Power dissipation: 35.83 BTU/hr, max.
Power inlet: IEC 320
DIMENSIONS
Height: 4.4 cm (1.7 in or 1 RU)
Width: 33.0 cm (13.0 in)
Depth: 20.3 cm (8.0 in)
Weight: 2.06 kg (4.9 lb)
ENVIRONMENTAL REQUIREMENTS
Operating temperature: 0° to 40°C
(32° to 104°F)
Operating humidity: 10 to 95%
(non-condensing)
Standard: EN 60068 (IEC 68)
REGULATORY AND AGENCY APPROVALS
Safety: UL 60950-1, EN 60950-1,
C
SA 22.2 60950-1, IEC 60950-1
E
missions: EN 55022 Class A,
EN 61000-3-2, EN 61000-3-3,
F
CC Part 15 Subpart B Class A, CISPR22 Class A,
ICES-003 Class A, VCCI Class A
Immunity: EN 55024
IEEE STANDARDS SUPPORTED
I
EEE 802.1d Spanning Tree
I
EEE 802.1p Priority Tags
I
EEE 802.1Q VLANs
I
EEE 802.1X Port Security
I
EEE 802.1w Rapid Spanning Tree
I
EEE 802.3 Ethernet
I
EEE 802.3ab Gigabit Ethernet
I
EEE 802.3ad Link Aggregation
I
EEE 802.3af Power over Ethernet
I
EEE 802.3u Fast Ethernet
IEEE 802.3x Flow Control
IEEE 802.3z Gigabit Ethernet
ISO 8802-3
PACKAGE CONTENTS
Switch unit, power cord, self-adhesive rubber pads,
c
onsole cable, product CD, warranty and safety
information flyer
WARRANTY AND OTHER SERVICES
Three Year Limited Hardware Warranty
Limited Software Warranty for 90 days
Advance Hardware Replacement with Next Business
Day shipment in most regions
90 days of telephone technical support
Refer to www.3com.com/warranty
for details.