Cisco Catalyst 3120 Hardware Installation Guide

B-5
Cisco Catalyst Blade Switch 3120 for HP Hardware Installation Guide
OL-12246-01
Appendix B Connector and Cable Specifications
Cable and Adapter Specifications
X2-10GB-CX4 — InfiniBand
(copper)
— — 49 feet (15 m)
X2-10GB-LRM 1310 MMF 62.5
62.5
50.0
50.0
50.0
160
200
400
500
1500
220 m (722 feet)
220 m (722 feet)
220 m (722 feet)
220 m (722 feet)
220 m (722 feet)
1. Mode conditioning patch cord is recommended for MMF applications.
Ta b l e B-2 X2 Transceiver Optical Send and Receive Specifications
X2 Product
Number
Transceiver Type
Transmit Power
(dBm)
Receive Power
(dBm)
Transmit and
Receive
Wavelength (nm)
X2-10GB-SR 10GBASE-SR,
850-nm MMF
–1
1
(max)
–7.3 (min)
1. The launch power shall be the lesser of the Class 1 safety limit or the maximum receive power. Class 1 laser requirements
are defined by IEC 60825-1: 2001.
–1.0 (max)
–9.9 (min)
840 to 860
X2-10GB-LX4 10GBASE-LX4
WWWDM
1300-nm MMF
–0.5 per lane (max)
—
–0.5 (max)
–14.4 per lane
Four lanes; overall
range: 1269 to 1356
X2-10GB-LRM 10GBASE-LR,
1310-nm MMF
0.5 (max)
–6.5 (min)
0.5 (max)
–8.4 (min average)
and –6.4 (min in
OMA)
1260 to 1355
Table B-1 X2 Transceiver Port Cabling Specifications (continued)
X2 Product
Number
Wavelength
(nm) Cable Type
Core Size
(microns)
Modal
Bandwidth
(MHz/km)
Maximum Cabling
Distance

Cisco Catalyst 3120 Specifications

General

Brand	Cisco
Model	Catalyst 3120
Category	Switch
Language	English