B Cabling And Technology Information; Cabling Specifications - HP 2920 Installation And Getting Started Manual

Cabling and Technology Information
N o t e
Table B-1. Cabling Specifications
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 B-4
This appendix includes switch connector information and network cable
information for cables that should be used with the HP switches.
Incorrectly wired cabling is a common cause of problems for LAN
communications. HP recommends that you work with a qualified LAN cable
installer for assistance with your cabling requirements.

Cabling Specifications

10 Mbps Operation
100 Mbps Operation
1000 Mbps Operation
10 Gbps Operation
Direct attach cables
for more information
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
below.
Category 6 or 6A, 100-ohm 4-pair UTP cable, or Category 6A or 7,
100-ohm 4-pair STP cable, complying with IEEE 802.3an 10GBASE-T
specifications. See Note on 10GBASE-T Cable Requirements
and see Table B-2 for distances supported with each cable type.
One-piece devices consisting of a cable with SFP+ connectors
permanently attached to each end, complying with SFF 8431 SFP+
specifications.
62.5/125 μm or 50/125 μm (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 μm (core/cladding) diameter, low metal content fiber-optic
cables, complying with the ITU-T G.652 and
ISO/IEC 793-2 Type B1 standards.
B
below,
1
B-1