C Cabling And Technology Information; Cabling Specifications - HP J9146A - ProCurve Switch 2910al-24G-PoE Installation And Getting Started Manual

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.
N o t e
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
Multimode fiber
Single mode fiber
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
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
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.
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.
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.
for more information.
C-2.
1
C
C-1