單項選擇題

Which wireless LAN statistics are reported from the Cisco Unified Wireless IP Phone 7921G via a directly connected web browser?（）

A.duplicate sender packets
B.unicast packet retry rate
C.unicast packet retry ratio
D.association rejections

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How do Cisco Unified Communications IP phones receive firmware upgrades?（）

A.user request using the keypad of the phone and HTTP download
B.IT department scheduled upgrade using HTTP download
C.TFTP download based on version control through Cisco Unified Communications Manager
D.FTP download based on version control through Cisco Unified Communications Manager
E.HTTP download based on version control through Cisco Unified Communications Manager

單項選擇題

Which deployed VoWLAN client security option is recommended by Cisco?（）

A.Layer 3 with Layer 3 Security set to None and Web Policy set to Authentication
B.Layer 3 with Layer 3 Security set to None and Web Policy set to VPN Pass-Through
C.Layer 3 with Layer 3 Security set to VPN Pass-Through
D.Layer 2 with Layer 2 Security set to 802.1X