HP ProCurve Tech Brief: 10-Gigabit Ethernet Cabling

Appendix—cabling specifications

Table 1. Ethernet LAN cabling standards

IEEE standard Cabling standard Speed Cabling type

802.3 10BASE-5, 10BASE-2 10 Mb Coaxial cabling

802.3i 10BASE-T 10 Mb RJ-45 cat 3

802.3u 100BASE-TX 100 Mb RJ-45 cat 5

802.3u 100BASE-FX 100 Mb 62.5µ multimode fiber, 50µ multimode fiber

802.3z 1000BASE-CX 1000 Mb 2-pair, 150 ohm twinaxial cable/DB-9

802.3z 1000BASE-SX 1000 Mb 62.5µ multimode fiber, 50µ multimode fiber

802.3z 1000BASE-LX 1000 Mb 62.5µ multimode fiber, 50µ multimode fiber,

9µ single-mode fiber

802.3ab 1000BASE-T 1000 Mb RJ-45 cat 5e, 6

802.3ae 10GBASE-SR 10 Gb 62.5µ multimode fiber, 50µ multimode fiber

802.3ae 10GBASE-LR 10 Gb 9µ single-mode fiber

802.3ae 10GBASE-ER 10 Gb 9µ single-mode fiber

802.3ae 10GBASE-LX4 10 Gb 62.5µ multimode fiber, 50µ multimode fiber,

9µ single-mode fiber

802.3ak 10GBASE-CX4 10 Gb 8 pair, 100 ohm twinaxial cabling

802.3an 10GBASE-T 10 Gb RJ-45 cat 6A, 7

Table 2. Gigabit Ethernet distances—fiber

Modal bandwidth

Gigabit Ethernet Wavelength (nm) Fiber type (µm) (MHz*km) Range (m)

1000BASE-SX 850 62.5/125 160 2–220

200 2–275

50/125 400 2–500

500 2–550

1000BASE-LX 1310 62.5/125 500 2–550*

50/125 500 2–550*

9/125 N/A 2–10,000

* Requires mode conditioning patch cord to launch optical power properly into fiber

Table 3. Gigabit Ethernet distances—copper

Gigabit Ethernet Connector Cable Range

1000BASE-T RJ-45 Cat 5e, 6 100 m

Table 4. Gigabit vs. 10-GbE fiber

Gigabit Ethernet 10-GbE

CSMA/CD + full duplex Full duplex only

Leveraged Fibre Channel PMDs New optical PMDs

8B/10B coding New 64B/66B coding

Support LAN to 70 km (proprietary method) Support LAN to 40 km

Table 5. Gigabit vs. 10-GbE copper

Gigabit Ethernet 10GBASE-CX4

CSMA/CD + full duplex Full duplex only

Complex DSP to stay below 125 Mbaud on Cat 5e 4 channels at 3.125 GHz on high-performance cable

assemblies

4-dimensional PAM 5 coding 8B/10B coding

Support 100 m of Cat 5e, Cat 6 cables Support 15 m custom cable

Optical media converters using MMF, to 300 m