During consultation， you find that a customer has multiple asset closets and will be adding more inthe future. Which NAS physical deployment model would you suggest to this customer？（）

单项选择题ClienttrafficisbeingbridgedthroughLANinterfacesontwoWLCs.Whichroamingoptionwill keepthemonthesameIPsubnet？（）

A. Layer 1 intercontroller roaming
B. Layer 2 intercontroller roaming
C. Layer 3 intercontroller roaming
D. intracontroller roaming

单项选择题Whatistherecommendedradiusofacellforavoice-readywirelessnetwork？（）

A. 6 dBm
B. 19 dBm
C. 5 dBm
D. 7 dBm

单项选择题InaVoWLANdeployment，whatistherecommendedseparationbetweencellswiththesame channel？（）

A. 19 dBm
B. 67 dBm
C. 10 dBm
D. 86 dBm
E. 5 dbm to 10 dBm

单项选择题Whatamountofcelloverlapensuressmoothroamingforwirelessendpoints？（）

A.5~10%
B.10 ~15%
C.15~20%
D.20~25%

单项选择题HowmanychannelsaredefinedintheIEEE802.11bDSSSchannelset？（）

A. 3
B. 4
C. 11
D. 13
E. 14