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Cisco Systems 4948 Series manual Cisco Systems, Inc. All rights reserved, Page 16 of

Models: 4948 Series

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Cisco Systems 4948 Series manual Cisco Systems, Inc. All rights reserved, Page 16 of

Contents

High-Performance, Rack-Optimized Server Switching PRODUCT OVERVIEW KEY FEATURES AND BENEFITSWire-Speed Performance for 10/1 00/1 000 Connectivity Cisco Catalyst 4948 Series SwitchPower Supply Redundancy for Nonstop Operation SOFTWARE CONFIGURATION OPTIONSRobust Security Comprehensive ManagementTECHNICAL SPECIFICATIONS Performance and Switching Specifications ∙ ACL or quality-of-service QoS entries 32,000∙ Switched virtual interfaces SVIs ∙ STP instances Layer 2 FeaturesLayer 3 Features Sophisticated QoS and Traffic Management∙ Shaping and sharing output queue management Predictable PerformanceComprehensive Management Switch Architecture Specifications Advanced SecurityTraffic and Congestion Management ∙ Type of buffers DynamicManagement Industry Standards Indicator and Port Specifications Power Supply Specifications∙ SFP ports Link Supported SFPsSwitch Dimensions ∙ Operating temperature 32 to 104ºF 0 to 40ºCSoftware Requirements Environmental ConditionsNew Cisco IOS Software Packaging for the Cisco Catalyst 4900 Series Table 6. Ordering Information for Cisco Catalyst Power Cable OptionsProduct Number DescriptionWARRANTY INVESTMENT. NOWTable 8. Technical Support Services-Competitive Differentiators FOR MORE INFORMATION∙ United States and Canada 800 553-NETS Service Feature OverviewCorporate Headquarters European HeadquartersAmericas Headquarters Page 15 of2006 Cisco Systems, Inc. All rights reserved Page 16 of