Cambium PTP 450, Configuration And User'S Manual

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PTP 450 Configuration and User Guide Contents
viii pmp-0815 (August 2015)
Task 8: Configuring syslog .................................................................................... 3-73
Configuring BHM system logging (syslog) ...................................................... 3-74
Configuring BHS system logging (syslog) ....................................................... 3-75
Task 9: Link Monitoring ......................................................................................... 3-77
Exporting Session Status page of the BHM ..................................................... 3-78
Chapter 4: Planning considerations ............................................................ 4-1
Regulatory planning ................................................................................................ 4-2
Obeying Regulatory limits ................................................................................. 4-2
Conforming to the limits .................................................................................... 4-2
Network migration planning .................................................................................... 4-3
Example PTP 450 deployment scenario ............................................................. 4-3
Sector capacity .................................................................................................. 4-5
Site planning .......................................................................................................... 4-10
BHM or BHS site selection .............................................................................. 4-10
Power supply site selection ............................................................................. 4-10
Maximum cable lengths ................................................................................... 4-10
Wind loading .................................................................................................... 4-11
Analyzing the RF Environment .............................................................................. 4-13
Mapping RF Neighbor Frequencies ................................................................. 4-13
Analyzing the spectrum ................................................................................... 4-13
Anticipating Reflection of Radio Waves ........................................................... 4-15
Noting Possible Obstructions in the Fresnel Zone .......................................... 4-15
Planning for co-location and using the OFDM Frame Calculator Tool ............ 4-15
Selecting Sites for Network Elements ................................................................... 4-19
Surveying Sites ................................................................................................ 4-20
Clearing the Radio Horizon ............................................................................. 4-20
Calculating the Aim Angles .............................................................................. 4-21
Diagramming Network Layouts ............................................................................. 4-22
Avoiding Self Interference ............................................................................... 4-22
Avoiding Other Interference ............................................................................ 4-23
Grounding and lightning protection ...................................................................... 4-24
The need for power surge protection .............................................................. 4-24
Standards ......................................................................................................... 4-24
Lightning protection zones .............................................................................. 4-24
General protection requirements .................................................................... 4-25
Protection requirements for a mast or tower installation ............................... 4-26
Protection requirements on a high rise building ............................................. 4-27
Configuration options for TDD synchronization .................................................... 4-29
Data network planning .......................................................................................... 4-32
Understanding addresses ................................................................................ 4-32
Dynamic or static addressing .......................................................................... 4-32
DNS Client ....................................................................................................... 4-32
Developing an IP addressing scheme .............................................................. 4-33
Address Resolution Protocol ............................................................................ 4-33
Allocating subnets............................................................................................ 4-34
Selecting non-routable IP addresses ............................................................... 4-34