Cisco Catalyst 2950 Hardware Installation Guide

Appendix B Connectors and Cables
Cable and Adapter Specifications
B-10
Catalyst 2950 Desktop Switch Hardware Installation Guide
78-11157-05
Figure B-11 Four Twisted-Pair Crossover Cable Schematic for 10/100 Ports
Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports
Figure B-12 and Figure B-13 show the schematics of four twisted-pair cables for
10/100/1000 ports on Catalyst 2950T-24 switches, Catalyst 2950 LRE switches,
and 1000BASE-T GBIC module ports.
Figure B-12 Four Twisted-Pair Straight-Through Cable Schematic for
10/100/1000 and 1000BASE-T GBIC Module Ports
1 RD+
2 RD-
3TD+
6TD-
1 RD+
MGMT 10/100
Switch/Hub
2 RD-
3TD+
6TD-
4NC
5NC
7NC
8NC
4NC
5NC
7NC
8NC
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1 TPO+
2 TPO-
3TP1+
6TP1-
1 TP1+
Switch Switch
2 TP1-
3 TPO+
6 TPO-
4TP2+
5TP2-
7TP3+
8TP3-
4 TP3+
5 TP3-
7 TP2+
8 TP2-
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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