Alvarion BreezeACCESS II CX Uživatelská příručka stáhnout pdf (Strana 67)

System Troubleshooting

5-1

Chapter 5 - System Troubleshooting

About This Chapter

The following troubleshooting guide provides answers to some of the more common

problems that may occur when installing and using the BreezeNET DS.11. If

problems not mentioned in this guide should arise, checking the Ethernet and

WLAN counters may help. If the problem persists, please feel free to contact your

local distributor or the Alvarion Technical Support Department.

1 2 ... 62 63 64 65 66 67 68 69 70 71 72 ... 89 90

User’s Guide 1
Trade Names 3
Statement of Conditions 3
Warranties; Disclaimers 3
Exclusive Warranty 3
Disclaimer 4
Limitation of Liability 5
Electronic Emission Notices 5
Antenna Installation 6
Important Notice 7
Support 8
Table of Contents 9
Table of Figures 11
Table of Tables 12
Chapter 1 - Introduction 13
Scope of the Guide 14
System Description 15
RB-DS.11 Wireless Bridge 16
Chapter 2 - Installation 17
Packing List 18
Installation Overview 19
Site Selection Factors 21
Rooftop Installation 22
Antenna Polarization 22
Antenna Seal 23
Cell Size/Link Distance 23
Using Outdoor Range Tables 23
Available Antennas 23
Precautions 24
Installing the Outdoor Unit 25
Installation 27
Installing the Indoor Unit 29
Configuring Parameters 30
Antenna Alignment 30
Verifying Correct Operation 31
About This Chapter 33
2. Run DS11mgr.exe 34
Unit Configuration Mode 35
Control Window 36
Application Control Buttons 37
Configuration Utility Tabs 37
Networking Parameters Tab 38
• Management VLAN 39
VLAN ID from 1 - 4094 40
Ethernet 40
Wireless 40
SNMP Parameters Tab 42
Counters Tab 43
WLAN Parameters Tab 45
Station Control Tab 48
Security Tab 49
ACL Table Tab (BU only) 51
Advanced Tab 52
General Parameters Tab 54
Auto-Config Tab 56
Trap Monitor Tab 57
Firmware Upgrade Mode 58
Advanced TFTP Settings 59
Resetting the SNMP Community 61
Strings 61
One-Click Configuration 64
Short Preamble 64
CW Minimum 64
RTS Threshold 65
Basic Rate 65
Troubleshooting Guide 68
Supported Standards 69
Configuration and Management 69
Security 70
Appendix A 73
General 74
DS.11 FAQ 75
Collocation and Interference 76
Firmware 77
Configuration 78
Accessories 79
Management 80
Appendix B 81
Appendix C 83
Attenuation 84
Path Loss 84
Free Space Loss 84
Antenna Characteristics 85
System Characteristics 86
Link Parameters 87
Link Budget Calculation 87
Signal Fading 87
The Line of Sight Concept 88
Radio Signal Propagation 89

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