Appendix A Technical Specifications
A-4
Catalyst 2950 Desktop Switch Hardware Installation Guide
78-11157-02
Table A-4 Fiber-Port Specifications for Catalyst 2950C-24 Switches
Fiber-Port Power Levels
Optical transmitter
wavelength
1300 nm
1
Optical receiver
sensibility
–14 dBm
2
Optical transmitter
power
–19 to –14 dBm
Transmit –19 to –14 dBm
1. nm = nanometers
2. dBm = decibel milliwatt
Table A-5 Catalyst 2950 Switch Agency Approvals
Safety EMC
UL 1950/CSA 22.2 No. 950 FCC Part 15 Class A
IEC 60950/EN 60950 EN 55022: 1998 (CISPR22) Class A
AS/NZS 3260, TS001 EN 55024: 1998 (CISPR24)
CE VCCI Class A
AS/NZS 3548 Class A
CE
CNS 13438 Class A
MIC
Table A-6 Catalyst 2950G-24-EI-DC Switch Agency Approvals
NEBS
Bellcore GR-1089-CORE
Bellcore GR-63-CORE
Bellcore SR-3580 Level 3
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