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Xirrus XR-620 User Manual

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Wireless Array
ii
Xirrus Application Control ............................................................................ 21
About this User’s Guide ........................................................................................ 21
Organization .................................................................................................... 21
Notes and Cautions ........................................................................................ 23
Screen Images .................................................................................................. 23
Product Specifications ........................................................................................... 24
Installing the Wireless Array........................................................... 25
Installation Prerequisites ...................................................................................... 25
Optional Network Components ................................................................... 27
Client Requirements ....................................................................................... 27
Planning Your Installation .................................................................................... 28
General Deployment Considerations .......................................................... 28
Coverage and Capacity Planning ................................................................. 30
Placement .................................................................................................. 30
RF Patterns ................................................................................................ 31
Capacity and Cell Sizes ........................................................................... 32
Fine Tuning Cell Sizes ............................................................................. 33
Roaming Considerations ........................................................................ 34
Allocating Channels ................................................................................ 34
About IEEE 802.11ac ....................................................................................... 37
Up to Eight Simultaneous Data Streams Spatial Multiplexing ..... 39
MIMO (Multiple-In Multiple-Out) ........................................................ 39
MU-MIMO (Multi-User Multiple-In Multiple-Out) ........................... 40
Higher Precision in the Physical Layer ................................................ 42
80 MHz and 160 MHz Channel Widths (Bonding) ............................ 43
802.11ac Data Rates ................................................................................. 44
ACExpress™ ............................................................................................ 45
802.11ac Deployment Considerations .......................................................... 45
Failover Planning ............................................................................................ 47
Switch Failover Protection ..................................................................... 48
Power Planning ............................................................................................... 49
Power over Gigabit Ethernet ................................................................. 49
Security Planning ........................................................................................... 50
Wireless Encryption ................................................................................ 50
Authentication ......................................................................................... 50
Port Requirements .......................................................................................... 52

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Xirrus XR-620 Specifications

General IconGeneral
BrandXirrus
ModelXR-620
CategoryWireless Access Point
LanguageEnglish

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