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Chapter 2: System hardware
Ethernet cabling
Ethernet cabling
Ethernet standards and cable lengths
All configurations require a copper Ethernet connection from the ODU (PSU port) to the PSU.
Advanced configurations may also require one or both of the following:
•
A copper Ethernet connection from the ODU (Aux port) to an auxiliary device.
•
An optical or copper Ethernet connection from the ODU (SFP port) to network terminating
equipment or a linked ODU.
specifies, for each type of PSU and power supply, the maximum permitted PSU drop
cable length.
specifies, for Aux and copper SFP interfaces, the Ethernet standards supported and the
maximum permitted drop cable lengths.
Note
For optical SFP interfaces, the Ethernet standards supported and maximum permitted
cable lengths are specified in
Table 16 PSU drop cable length restrictions
Type of PSU
installed
Power supply
to PSU
Ethernet
supported (*1)
Power output to
auxiliary device
Maximum cable
length (*2)
AC Power
Injector
AC mains
100BASE-TX
1000BASE-T
No
100 m (330 ft)
AC+DC
Enhanced
power injector
AC mains
No (*3)
No
300 m (990 ft)
48 V dc
No (*3)
No
300 m (990 ft)
AC mains
100BASE-TX
1000BASE-T
Yes
100 m (330 ft)
48 V dc
100BASE-TX
1000BASE-T
Yes
100 m (330 ft)
(*1) 10BASE-T is not supported by PTP 650.
(*2) Maximum length of Ethernet cable from ODU to network terminating equipment via PSU.
(*3) Ethernet is provided via optical SFP interface.
Page
2-20
Содержание PTP 650 Series
Страница 1: ...Cambium PTP 650 Series User Guide System Release 650 01 01 ...
Страница 88: ...Chapter 3 System planning Typical deployment Figure 24 Wall installation Page 3 3 ...
Страница 89: ...Chapter 3 System planning Typical deployment Figure 25 Roof installation Page 3 4 ...
Страница 91: ...Chapter 3 System planning Typical deployment Figure 27 ODU with optical SFP and PSU interfaces Page 3 6 ...
Страница 92: ...Chapter 3 System planning Typical deployment Figure 28 ODU with Aux and PSU interfaces Page 3 7 ...
Страница 264: ...Chapter 6 Configuration and alignment System menu Figure 69 QoS Configuration page IP MPLS Page 6 31 ...
Страница 289: ...Chapter 6 Configuration and alignment Management menu Figure 82 Time Configuration page SNTP enabled Page 6 56 ...