Cisco Catalyst 2950 Hardware Installation Guide

A-7
Catalyst 2950 Desktop Switch Hardware Installation Guide
78-11157-05
Appendix A Technical Specifications
Table A-6 Fiber-Optic Port Specifications for Catalyst 2950C-24, Catalyst 2950SX-24, and
Catalyst 2950 LRE Switches
Fiber-Port Power Levels Catalyst 2950C-24 Catalyst 2950SX-24
Catalyst 2950ST-8 LRE,
2950ST-24 LRE, and
2950ST-24 LRE 997
Optical transmitter
wavelength
1300 nm
1
850 nm The transmitter
wavelengths, receiver
sensitivities, and
transmitter power levels
are SFP
2
-module
dependent. For this
information, refer to the
technical specifications
that came with your SFP
module.
Optical receiver sensitivity
for 50/125-micron cabling
–33.5 to
–11.8 dBm
3
–13.5 dBm
Optical receiver sensitivity
for 62.5/125-micron
cabling
–33.5 to
–11.8 dBm
–12.5 dBm
Optical transmitter power
for 50/125-micron cabling
–23.5 to –14 dBm –9.5 to –4dBm
Optical transmitter power
for 62.5/125-micron
cabling
–20 to –14 dBm –9.5 to –4dBm
1. nm = nanometers
2. SFP = small form-factor pluggable
3. dBm = decibel milliwatt
Table A-7 Catalyst 2950 Switch Agency Approvals
Safety EMC
UL/CSA 60950 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

Cisco Catalyst 2950 Specifications

General

Forwarding Bandwidth	8.8 Gbps
Switching Capacity	13.6 Gbps
Forwarding Rate	6.6 Mpps
Weight	3.6 kg
RAM	16 MB
Flash Memory	8 MB
Operating Humidity	10% to 85% non-condensing
Uplink Ports	2 x 10/100/1000Base-T
Dimensions	4.4 cm x 44.5 cm x 24.2 cm
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Quality of Service (QoS), VLAN support
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p
Status Indicators	system
Operating Temperature	0 to 45°C
Ports	24 x 10/100 Ethernet ports
MAC Address Table Size	8, 192 entries
Power Supply	Internal 100-240V AC, 50-60Hz