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3 C O M
®
S U P E R S TA C K
Specifications
Ordering Information
®
3 S W I T C H 4 9 2 4 A N D S U P E R S TA C K 3 S W I T C H 4 9 5 0 D ATA S H E E T
All information in this section is
relevant to both the SuperStack 3
Switch 4950 and Switch 4924
unless stated otherwise.
3Com SuperStack 3 Switch 4950
Connectors
12 autosensing 10/100/1000
ports, 6 fixed 1000BASE-SX
ports (MT-RJ), 6 GBIC ports
accommodating 1000BASE-SX,
1000BASE-LX GBICs or
1000BASE-LH70 GBICs
1 module slot accommodating
Switch 4900 family expansion
modules
Advanced Redundant Power
System Type 3 connector
3Com SuperStack 3 Switch 4924
Connectors
24 fixed autosensing
10/100/1000 ports
1 module slot accommodating
Switch 4900 family expansion
modules
Advanced Redundant Power
System Type 3 connector
Dimensions
Height: 6.6 cm (2.6 in)
Width: 44 cm (17.3 in)
Depth: 41 cm (16.3 in)
Weight:
Switch 4924: 6.3 kg (13.9 lb)
Switch 4950: 6.7 kg (14.8 lb)
Performance
41.6 million packets per second
Reliability
MTBF @ 40°C: 326,000 hours
Environmental Requirements
Operating temperature: 0° to
40°C (32° to 104°F)
Storage Temperature: -40° to
+70°C (-40° to +158°F)
3Com SuperStack 3 Switch 4924
3Com SuperStack 3 Switch 4950
Optional Modules and Accessories
3Com SuperStack 3 Switch 4900
1000BASE-SX Module
3Com SuperStack 3 Switch 4900
1000BASE-T Module
3Com SuperStack 3 Switch 4900
4-port1000BASE-LX module
3Com Corporation, Corporate Headquarters, 5400 Bayfront Plaza, P.O. Box 58145, Santa Clara, CA 95052-8145.
To learn more about 3Com solutions, visit www.3com.com. 3Com Corporation is publicly traded on Nasdaq under the
symbol COMS.
Copyright © 2002 3Com Corporation. All rights reserved. 3Com, the 3Com logo, and SuperStack are registered trademarks of
3Com Corporation. All other company and product names may be trademarks of their respective companies. While every effort
is made to ensure the given information is accurate, 3Com does not accept liability for any errors or mistakes which may arise.
All specifications are subject to change without notice.
Operating Humidity: 10%
to 90% relative humidity
non-condensing
Standards: EN60068 (IEC68)
Safety Agency Certifications
UL60950, EN60950, CSA22.2
No. 60950, IEC 60950
Emissions
EN55022 Class A, FCC Part 15
Subpart B Class A, ICES-003
Class A, VCCI Class A, AS/NZS
3548 Class A, CNS 13438 Class A
Immunity: EN55024
Heat Dissipation:
Switch 4924: 254 W maximum
(870 BTU/hr maximum)
Switch 4950: 200 W maximum
(683 BTU/hr maximum)
Power Supply
AC Line Frequency 50/60 Hz
Input Voltage Options 90-240
VAC
Current Rating 4.5A maximum
Switching
Features/Functionality
802.1D
802.1Q VLAN Support
IGMP Snooping
Link Aggregation
SNMP Standards
SNMP Protocol (RFC 1157)
MIB-II (RFC 1213)
Bridge MIB (RFC 1493)
RMON MIB II (RFC2021)
Remote Monitoring MIB
(RFC 1757)
Interface MIB (2233)
MAU MIB (RFC 2668)
3C17701
3Com SuperStack 3 Switch 4900
4-Port GBIC Module
3C17706
3Com 1000BASE-SX GBIC
3Com 1000BASE-LX GBIC
3Com 1000BASE-LH70 GBIC
3C17710
(up to 70km)
3Com SuperStack Advanced
3C17711
Redundant Power System Chassis
3Com SuperStack Advanced
3C17712
Redundant Power System Type 3 325W
Administration
UDP (RFC 768)
IP (RFC 791)
ICMP (RFC 792)
TCP (RFC 793)
ARP (RFC 826)
TFTP (RFC 783)
TELNET (RFC854)
BOOTP/DHCP (RFC1542)
HTTP (RFC2068)
Routing Protocols
RFC 1058 RIP
RFC 1519 CIDR
RFC 1723 RIP v2
RFC 2131 BootP/DHCP Relay
Warranty and Non-Warranty
Services
Limited Lifetime Warranty, for
as long as the original Customer
owns the product, or five years
after product discontinuance,
whichever occurs first. Includes
fan and power supply.
After registering the product
online, other free support
services such as telephone
support, fast hardware replace-
ment, and software updates may
also be available, depending on
regional availability and retailer
participation.
Management
3Com Network Supervisor
provided free of charge on
accompanying CD
Web interface
Command line interface
management
SNMP compatibility
3C17714
3CGBIC91
3CGBIC92
3CGBIC97
3C16071B
3C16075
400721-003 05/02