C
HAPTER
4
| Making Network Connections
Cable Labeling and Connection Records
– 41 –
ES-2010G / ES-2010GP
100 M
BPS
F
AST
E
THERNET
C
OLLISION
D
OMAIN
10 M
BPS
E
THERNET
C
OLLISION
D
OMAIN
C
ABLE
L
ABELING
AND
C
ONNECTION
R
ECORDS
When planning a network installation, it is essential to label the opposing
ends of cables and to record where each cable is connected. Doing so will
enable you to easily locate inter-connected devices, isolate faults and
change your topology without need for unnecessary time consumption.
To best manage the physical implementations of your network, follow these
guidelines:
◆
Clearly label the opposing ends of each cable.
◆
Using your building’s floor plans, draw a map of the location of all
network-connected equipment. For each piece of equipment, identify
the devices to which it is connected.
Table 6: Maximum 1000BASE-LX Gigabit Ethernet Cable Length
Fiber Size
Fiber Bandwidth
Maximum Cable Length
Connector
9/125 micron single-
mode fiber
N/A
2 m - 10 km (7 ft - 6.2 miles) LC
Table 7: Maximum 1000BASE-LH Gigabit Ethernet Cable Length
Fiber Size
Fiber Bandwidth
Maximum Cable Length
Connector
9/125 micron single-
mode fiber
N/A
2 m - 80 km
(7 ft - 50 miles)
LC
Table 8: Maximum 100BASE-FX Cable Length
Type
Fiber Type
Max. Cable Length
Connector
100BASE-FX
9/125 micron single-mode
fiber
2 m - 20 km
(7 ft - 12.43 miles)
LC
62.5/125 or 50/125
multimode fiber
up to 2 km (1.24 miles)
LC
Table 9: Maximum Fast Ethernet Cable Length
Type
Cable Type
Max. Cable Length
Connector
100BASE-TX
Category 5 or better 100-ohm
UTP or STP
100 m (328 ft)
RJ-45
Table 10: Maximum Ethernet Cable Length
Type
Cable Type
Max. Cable Length
Connector
10BASE-T
Category 3 or better 100-ohm UTP
100 m (328 ft)
RJ-45
Содержание ES-2010G
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Страница 59: ...September 2011 ISSUE 1 0 ...