Information Technology Reference
In-Depth Information
RG-50 backbone
cable
9-pin D-type
connector (AUI)
9-pin D-type
connector (AUI)
N-type
T-connector
Vampire
(or bee-sting)
tap
10BASE5
10BASE5
Figure 26.10
Ethernet connections for thick Ethernet
RJ-45
connector
RG-50 backbone
cable
BNC connector
Hub
10BASE2
BNC
T-connector
10BASE-T
Twisted-pair
cable
Figure 26.11
Ethernet connections for thin Ethernet and 10BASE-T
Table 26.1
10BASE network parameters
Parameter
10BASE5
10BASE2
10BASE-T
Common name
Standard or thick-wire
Ethernet
Thinnet or thin-wire
Ethernet
Twisted-pair
Ethernet
Data rate
10 Mbps
10 Mbps
10 Mbps
Maximum segment
length
500 m
200 m
100 m
Maximum nodes on a
segment
100
30
3
Maximum number of
repeaters
2
4
4
Maximum nodes per
network
1024
1024
Minimum node spacing
2.5 m
0.5 m
no limit
Location of transceiver
electronics
located at the cable
connection
integrated within
the node
in a hub
Typical cable type
RG-50
(0.5 in diameter)
RG-6
(0.25 i n diameter)
UTP cables
Connectors
N-type
BNC
RJ-45/ Telco
Cable impedance
50
Ω
50
Ω
100
Ω
