User manual

AP User Manual January 2004
Software Release 4.1
2 ABOUT THIS DOCUMENT
The following information describes the purpose of this document and the reasons for reissue.
2.1 INTENDED USE
This manual includes Canopy features through Software Release 4.1. The audience for this
manual comprises system operators, network administrators, and equipment installers. The user
of this manual should have
• basic knowledge of RF theory. (See General RF Considerations on Page 41.)
• network experience. (See General IP Addressing Concepts on Page 58.)
2.2 NEW IN THIS ISSUE
This document has been revised to include changes in technical content. Issue 5 introduces the
following changes:
• Coverage limited to the Access Point Module (Cluster Management Module
information is now provided in a separate document.)
• Rearrangement of topics to make the document easier to return to as a reference
source.
• Editorial changes to reduce redundancy and clarify technical concepts.
• Revision of the warranty stated in the legal section above (effective for products
purchased on or after October 1, 2003).
• Information that supports 2.4-GHz Canopy modules. See
− Types of AP Applications on Page 11.
− Channel Plans on Page 50.
− Table 12 on Page 63.
− AP MODULE SPECIFICATIONS on Page 100.
• Reminders to observe local and national regulations.
• Examples of interactions between burst data rate and sustained data rate settings. See
Interaction of Burst Data and Sustained Data Settings on Page 21.
• More logical telnet session for branding the interface screens. See Figure 11
on Page 25.
• Procedures to deny or permit remote access to an AP. See Denying All Remote
Access on Page 26 and Reinstating Remote Access Capability on Page 26.
• Information on the MIB (Management Information Base) that a network management
station can access through SNMP (Simple Network Management Protocol) to monitor
and control variables in the Canopy system. See SNMP on Page 26.
• Links to Canopy System Calculator pages for
− beam width dimensions (see Vertical Beam Width on Page 41).
− miminum antenna elevation (see Radio Horizon on Page 42.
− antenna downward tilt angle (see Antenna Downward Tilt on Page 43).
− Fresnel zone dimensions (see Fresnel Loss on Page
43).
Issue 5 Page 12 of 102