Cambium Networks PTP 550 Series, Руководство пользователя

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Chapter 3: System planning Ethernet cabling
Page 3-20
Chapter 3: System planning
This chapter provides information to help the user to plan a PTP 550 link.
The following topics are described in this chapter:
• Site planning on page 3-21 describes factors to be considered when planning the proposed
link end sites, including grounding, lightning protection and equipment location.
•
Radio spectrum planning on page 3-26 describes how to plan PTP 550 links to conform to
the regulatory restrictions that apply in the country of operation.
•
Link planning on page 3-29 describes factors to be taken into account when planning links,
such as range, path loss and throughput.
•
Planning for connectorized units on page 3-31 describes factors to be taken into account
when planning to use connectorized ODUs with external antennas in PTP 550 links.
•
Network management planning on page 3-34 describes how to plan for PTP 550 links to be
managed remotely using SNMP.
•
Security planning on page 3-35 describes how to plan for PTP 550 links to operate in secure
mode.
• System threshold on page 3-36 contains tables that specify the system threshold (dBm),
output power (dBm) and maximum link loss (dB) per channel bandwidth and modulation
mode.