Uncle Ted's Guide To
VDV (voice/data/video) Cabling
UTP Cable Performance By Category
 

 Characteristic

EIA/TIA(ISO)

 Cat 5
 Cat 5e
(Class D)
 Cat 6**
(Class E)
(Ratified 6/02)
 Cat7
(Class F)
(ISO proposal)
  Fiber Optics
 Supports networks  100Base-T  1000Base-T
 1000Base-T
(with more "headroom")
1000Base-TX
 ?
None currently considered
 10GBase-T
and other networks at up to 10 gigabits per second
 Test Frequency  100 MHz  100MHz  250 MHz  600 MHz  Terahertz
 Length  100 meters  100 meters  100 meters  100 meters
 250m to 2km (MM)
>20 km (SM)
 RJ-45 Compatible  yes  yes
 yes( but "tuned"
by each mfr.)
  No  NA
 Field Tester Requirement:  Level 2  Level 2e  Level 3  Unknown  Optical Loss Test Set
 
** An "augmented" Cat 6 spec is being developed for possible use with 10G Ethernet at 100 meters. It will have a frequency range of 500 MHz.
 
Information on Fiber Optic Cabling
 
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