Cisco Systems 4948 Series Indicator and Port Specifications, ∙ SFP ports Link, Supported SFPs

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IEEE 802.1Q VLAN

IEEE 802. 1x user authentication

1000BASE-X (SFP)

1000BASE-SX

1000BASE-LX/LH

1000BASE-ZX

RMON I and II standards

Indicator and Port Specifications

Fan, PS1, PS2

Power supply status: Green (operational)/red (faulty)

System status: Green (operational)/red (faulty)

Console: RJ-45 female

SFP ports: Link

Image management port: 10/100BASE-TX (RJ-45 female) data terminal equipment (DTE); green (good)/orange (disabled)/off (not connected)

Supported SFPs

Table 2 lists the SFPs supported by the Cisco Catalyst 4948.

Table 2. SFPs Supported by Cisco Catalyst 4948

SFP

Gigabit Ethernet SFP, LC connector LH transceiver

Gigabit Ethernet SFP, LC connector SX transceiver

Gigabit Ethernet SFP, LC connector ZX transceiver

Gigabit Ethernet SFP, RJ-45 connector, 10/100/1000BASE-T transceiver

Cisco Coarse Wavelength-Division Multiplexing (CWDM) SFP 1470 nm; Gigabit Ethernet and 1Ggigabit/2G FC (grey)

Cisco CWDM SFP 1490 nm; Gigabit Ethernet and FC (violet)

Cisco CWDM SFP 1510 nm; Gigabit Ethernet and FC (blue)

Cisco CWDM SFP 1530 nm; Gigabit Ethernet and 1G/2G FC (green)

Cisco CWDM SFP 1550 nm; Gigabit Ethernet and FC (yellow)

Cisco CWDM SFP 1570 nm; Gigabit Ethernet and FC (orange)

Cisco CWDM SFP 1590 nm; Gigabit Ethernet and FC (red)

Cisco CWDM SFP 1610 nm; Gigabit Ethernet and FC (brown)

Power Supply Specifications

The Cisco Catalyst 4948 offers a choice of 300 watt AC or DC power supplies. The switch can operate with one power supply present. When two power supplies are installed, the switch shares the power load between the two supplies (refer to Table 3).

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Contents KEY Features and Benefits High-Performance, Rack-Optimized Server SwitchingWire-Speed Performance for 10/1 00/1 000 Connectivity Data SheetSoftware Configuration Options Power Supply Redundancy for Nonstop OperationRobust Security Comprehensive ManagementPerformance and Switching Specifications Technical Specifications∙ ACL or quality-of-service QoS entries 32,000 Layer 2 FeaturesSophisticated QoS and Traffic Management Layer 3 Features∙ Https Predictable PerformanceAdvanced Security Switch Architecture SpecificationsTraffic and Congestion Management ∙ Type of buffers DynamicManagement Industry Standards Power Supply Specifications Indicator and Port Specifications∙ SFP ports Link Supported SFPsSoftware Requirements Switch DimensionsEnvironmental Conditions Regulatory Standards ComplianceNetwork Equipment Building Standards Nebs EMCOrdering Information for Cisco Catalyst Power Cable OptionsProduct Number Description SFP OptionsWarranty Technical Support Services-ComponentsService Feature Overview Benefit or Advantage Feature Benefit or Advantage Technical Support Services-Competitive DifferentiatorsFor More Information ∙ United States and Canada 800 553-NETSUSA