Manufacturer’s Description

Affordable Fiber Gigabit Backbone Switching: Get high-performance, feature-rich Gigabit Ethernet switching in a simple, affordable platform. This switch supports multimode fiber cabling, and is ideal for small to midsize networks with growing bandwidth requirements. It's also perfect for enterprises that need economical switching for the data center, servers, or wiring closet. The SuperStack 3 Switch 4900 SX supports 3Com Gigabit Multilayer Switching software, which offers feature-rich Layer 2 functionality, Layer 3 switching for IP networks, and advanced traffic prioritization and security capabilities to accommodate the ever growing requirements of core Gigabit backbones.

The Specs

More Info
Warranty Information Lifetime Limited
Additional Specifications
Number of MT-RJ Ports 12
Parts Warranty (Not Applicable)
Labor Warranty (Not Applicable)
Installed Main Memory (Not Specified)
Frequency Band Modular designfull duplex capabilitylayer 2 switchingmanageableFull-/half-duplex auto-negotiation and flow control, 802.1Q VLAN support, 802.1p traffic prioritization3Com XRN (eXpandable Resilient Networking) technology allows implementation of high availability configurations using two interconnected Switch 4050s or Switch 4060s, scaling the backbone to 48 wirespeed Gigabit Layer 3 switching ports (with purchase of optional 3Com XRN Interconnect Kit).Advanced Layer 2 and Layer 3 functionality-such as multicast filtering, enhanced QoS/CoS services, virtual LANs, and multilayer traffic classification and prioritization-provides network-wide traffic control.3Com-developed ASIC architecture delivers 56 Gbps multilayer switching capacity per unit, wire-speed performance across all ports, and a forwarding rate of more than 41 million pps.Layer 3 switching capabilities-such as IP unicast using static routes, RIP/RIPv2, and CIDR-help enhance performance, provide network control and security, and enable routing between VLANs.Support for high availability software features such as Link Aggregation using, Resilient links, Spanning Tree and Rapid Spanning Tree (802.1w), seven groups of RMON, and e-mail alerts.Security features like RADIUS client support and Routed Access Control Lists protect sensitive network information and ensure that users have access to authorized resources.Optional 1000BASE-SX, 1000BASE-T, 1000BASE-LX and GBIC-based expansion modules deliver four ports of high-performance, feature-rich switching over copper or multimode fiber.3Com Network Supervisor, (60-day trial version included with the switch), offers discovery, mapping, monitoring, and alerting for easy network administration.
UPC (Not Specified)
normalized-Height 65.786
Geographic Localization (Not Specified)
Speeds Supported 1000 Mbps
Fiber - ST (Straight Tip) (Not Applicable)
Technical Support URL
IBM Data Connector (Not Applicable)
Max Voltage 240 VAC
Technical Support Phone Number 800-527-8677
AUI/DIX-DB-15 Thick-Coaxial (Xbase-5) (Not Applicable)
Fibre Channel - DB-9 FC-AL Standard 9-pin D-shell (Not Applicable)
Connectivity Media Fiber 1000Base-SX
Installed Flash Memory (Not Specified)
Product Family SuperStack 3
Network Architecture Supported Gigabit Fiber Ethernet - 1000 Mbps (1000BaseSX)
Min Voltage 90 VAC
Fiber - FDDI MIC (Media Interface Connector) (Not Applicable)
Manufacturer Description SuperStack 3 Switch 4900 SX
Number of Total Expansion Slots 1
Manufacturer Retail Type (Not Applicable)
Fiber - SMA (Not Applicable)
Network Status Indicators (Not Specified)
Temperature -40F (-40C) to 158F (70C) Storage
Description SuperStack 3 4900SX Gigabit Fiber Ethernet - 1000 Mbps (1000BaseSX) (4)RJ-45 1000BaseSX/MT-RJ Switch
Fibre Channel - HSSDC (High-Speed Serial Data) (Not Applicable)
normalized-Weight 208
Product Series 4900
RJ-11 4-pin Modular Plug (Phone/Telco) (Not Appl
Depth 14.5 in
RJ-45 Station (UTP Cabled) Modular Plug (Not Applicable)
ISDN - S/T Interface (Not Applicable)
Humidity 10% to 90% Operating
Fiber - Biconic (Not Applicable)
Height 2.59 in
Manageable Yes
Width 17.32 in
Color Temperature HARDWARE: 3Com warrants to the end user ("Customer") that this hardware product will be substantially free from material defects in workmanship and materials, under normal use and service, for the following length of time from the date of purchase from 3Com or its authorized reseller: DURATION: Limited Lifetime, for as long as the original Customer owns the product or for 5 years after product discontinuance, whichever occurs first (not transferable to a subsequent end user). FOR NON-US CUSTOMERS: Where a limited lifetime warranty is not permitted by local law, a 10 year warranty period shall be given by 3Com. The duration of this warranty shall be modified where necessary to meet any minimum warranty period required by law. 3Com's sole obligation under this express warranty shall be, at 3Com's option and expense, to repair the defective product or part, deliver to Customer an equivalent product or part to replace the defective item, or if neither of the two foregoing options is reasonably available, refund to Customer the purchase price paid for the defective product. All products that are replaced will become the property of 3Com. Replacement products or parts may be new or reconditioned. 3Com warrants any replaced or repaired product or part for ninety (90) days from shipment, or the remainder of the initial warranty period, whichever is longer.
Manufacturer Sku 3C17702-US
Port/Expansion Slot Details 12 x Gigabit Ethernet Network
Management 3Com Network Supervisor (trial copy provided on accompanying CD)Web interfaceCommand line interface managementSNMP compatibility
Vendor TCM
Fiber - FC (Not Applicable)
BNC Thin-Coaxial (Xbase-2) (Not Applicable)
ISDN - U Interface (Not Applicable)
Brand Name 3Com
Product Line Series Model 4900SX
Base Warranty Lifetime
Fiber - VF-45 (Not Applicable)
DB-9 Station (STP Cabled) 9-pin D-shell (Not Applicable)
Case Pack Quantity 1
Shipping Weight 18.30 lb
RJ-45 Twisted-Pair (Xbase-T) 4
Fiber - SC (Subscriber Connector) (Not Applicable)
Language Localization (Not Specified)
Total Number of Network Ports 12
SKU 3C17702US
Power Consumption 230 W @
Media Type Supported Optical Fiber
Management/Protocols Supported IP|SNMP|TCP/IP|UDP|RMON|DHCP|ICMP|ARP|MIB 2 (Management Information Base 2)|MIB (Management Information Base)
Product Line SuperStack 3
Category Switches
Type of Switch Ethernet Switch
Network OS Support (Not Specified)
Class Network Hardware
Standards TCP/IP|ICMP|ARP|TFTP|Telnet|BootP|HTTP|RIP|CIDR|RIP v2.0|DHCP Relay|IGMP Snooping
Dimensions 2.60" Height x 17.30" Width x 14.50" Depth
Weight 13 lbs
Quick Glance
Interfaces 12 x MT-RJ 1000Base-SX LAN
Number of Network Ports 12

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