HP J9146A Installation Guide - Page 83

Cabling and Technology Information, Cabling specifications

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C Cabling and Technology Information Note This appendix includes network cable information for cables that should be used with the Switch 2910al, including minimum pin-out information and specifications for twisted-pair cables. Incorrectly wired cabling is the most common cause of problems for LAN communications. ProCurve recommends that you work with a qualified LAN cable installer for assistance with your cabling requirements. Cabling specifications Table C-1. Twisted-pair copper Twinaxial copper 10 Mbps Operation 100 Mbps Operation 1000 Mbps Operation CX4 cables Category 3, 4, or 5 100-ohm unshielded twisted-pair (UTP) or shielded twisted-pair (STP) cable, complying with IEEE 802.3 10Base-T specifications. Category 5 100-ohm UTP or STP cable, complying with IEEE 802.3u 100Base-TX specifications. Category 5 100-ohm 4-pair UTP or STP cable, complying with IEEE 802.3ab 1000Base-T specifications-Category 5e or better is recommended. See note on 1000Base-T Cable Requirements on page C-2. Twinaxial cables complying with IEEE 802.3ak 10GBASE-CX4 specifications. Direct attach cables One-piece devices consisting of a cable with SFP+ connectors permanently attached to each end, complying with SFF 8431 SFP+ specifications. Multimode fiber 62.5/125 m or 50/125 m (core/cladding) diameter, low metal content, graded index fiber-optic cables, complying with the ITU-T G.651 and ISO/IEC 793-2 Type A1b or A1a standards respectively.1 Single mode fiber 9/125 m (core/cladding) diameter, low metal content fiber-optic cables, complying with the ITU-T G.652 and ISO/IEC 793-2 Type B1 standards. 1 A mode conditioning patch cord may be needed for some Gigabit-LX and 10-Gigabit LRM installations. See "Mode Conditioning Patch Cord" on page C-4 for more information. C-1 Cabling and Technology Information

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C-1
Cabling and Technology
Information
C
Cabling and Technology Information
This appendix includes network cable information for cables that should be
used with the Switch 2910al, including minimum pin-out information and
specifications for twisted-pair cables.
Note
Incorrectly wired cabling is the most common cause of problems for LAN
communications. ProCurve recommends that you work with a qualified LAN
cable installer for assistance with your cabling requirements.
Cabling specifications
Table C-1.
Twisted-pair copper
10 Mbps Operation
Category 3, 4, or 5 100-ohm unshielded twisted-pair (UTP) or
shielded twisted-pair (STP) cable, complying with IEEE 802.3
10Base-T specifications.
100 Mbps Operation
Category 5 100-ohm UTP or STP cable, complying with IEEE
802.3u 100Base-TX specifications.
1000 Mbps Operation
Category 5 100-ohm 4-pair UTP or STP cable, complying with IEEE
802.3ab 1000Base-T specifications—Category 5e or better is
recommended. See note on 1000Base-T Cable Requirements on
page C-2
.
Twinaxial copper
CX4 cables
Twinaxial cables complying with IEEE 802.3ak 10GBASE-CX4
specifications.
Direct attach cables
One-piece devices consisting of a cable with SFP+ connectors
permanently attached to each end, complying with SFF 8431 SFP+
specifications.
Multimode fiber
62.5/125
m or 50/125
m (core/cladding) diameter, low metal
content, graded index fiber-optic cables, complying with the
ITU-T G.651 and ISO/IEC 793-2 Type A1b or A1a standards
respectively.
1
Single mode fiber
9/125
m (core/cladding) diameter, low metal content fiber-optic
cables, complying with the ITU-T G.652 and
ISO/IEC 793-2 Type B1 standards.
1
A mode conditioning patch cord may be needed for some Gigabit-LX and 10-Gigabit LRM installations.
See
“Mode Conditioning Patch Cord” on page C-4
for more information.