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Evaluating and Meeting Cable Requirements
Extreme Networks Consolidated Hardware Guide 57
* Proprietary to Extreme Networks. Connections between two Extreme Networks 1000BASE-LX interfaces that use 10/125 µm
single-mode fiber can use a maximum distance of 10,000 meters.
RJ-45 Connector Jackets
Use RJ-45 cable with connector jackets that are flush with the connector or that have connectors with a
no-snag feature.
Using cable with jackets that are wider than the connectors can cause:
Connectors that are not properly aligned with the port.
Crowded cable installation, which can cause connectors to pop out of the port.
Figure 14 shows examples of connector jacket types that are not recommended as well as those that are
recommended.
Figure 14: RJ-45 connector jacket types
Radio Frequency Interference
If you use unshielded twisted pair (UTP) cabling in an installation, take precautions to avoid radio
frequency (RF) interference. RF interference can cause degradation of signal quality, and, in an Ethernet
1000BASE-T
100BASE-TX
10BASE-T
Category 5 and higher UTP cable
Category 5 and higher UTP cable
Category 3 and higher UTP cable
100
100
100
Table 17: Media types and maximum distances (continued)
Standard Media Type
MhzKm
Rating
Maximum Distance
(Meters)
0.1" = 1mm actual
39.37% : 254%
SPG_001
Not recommended
Better
Best
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