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Supported X2 Optics
Table 3 lists the X2 optics supported by the Cisco Catalyst 4948-10GE.
Table 3.
X2 Optics Supported by Cisco Catalyst 4948-10GE
Type
LR
CX4
LX4
SR
ER
*
Available in Q4 2005
Power-Supply Specifications
The Cisco Catalyst 4948-10GE offers a choice of 300-watt (W) 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 (Table 4).
Table 4.
AC and DC Power-Supply Specifications
Input Current
Output Current
Weight
Heat Dissipation
Switch Dimensions
Width: 17.290 inches (43.9166 centimeters [cm])
Depth: 16.14 inches (40.9956 cm)
Height: 1.712 inches (4.445 cm)
Weight: 16.5 pounds (7.48 kilograms [kg]) with one power supply
Software Requirements
The Cisco Catalyst 4948-10GE is supported only in Cisco IOS Software and is not supported in the Cisco Catalyst Operating System Software
(CatOS). The minimum software version is Cisco IOS Software Release 12.2(25)EWA or later.
Environmental Conditions
Operating temperature: 32º to 104ºF (0º to 40ºC)
Storage temperature: –40º to 167ºF (–40º to 75ºC)
Relative humidity: 10 to 90 percent, noncondensing
Operating altitude: –60 to 2000m
Important notices, privacy statements, and trademarks of Cisco Systems, Inc. can be found on cisco.com.
Maximum Distance over Specified Medium
10 km on single-mode fiber (SMF) (G.652)
Up to 15m on IBX4 cable
300m on multimode fiber (MMF)
26m on MMF
40 km on SMF*
300W AC
300W DC
•
4A at 100V
8A at –48 to –60V
•
2A at 240V
25A at 12 VDC
25A @ 12 VDC
Weight 2.0 kg
Weight 2.0 kg
1023 BTU/hr
1023 BTU/hr
© 2005 Cisco Systems, Inc. All rights reserved.
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