單項(xiàng)選擇題In a VoWLAN deployment, It is recommended（）dBm separation between cells with the same channel.

A.6
B.7
C.10
D.19


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2.單項(xiàng)選擇題The Cisco network-based virtual firewall service solution helps service providers to deliver costeffective, scalable, integrated security services for enterprise customers using Cisco platforms .What is a virtual firewall?（）

A. another name for a firewall deployed in routed mode
B. another name for a firewall deployed in transparent mode
C. a separation of multiple firewall security contexts on a single firewall
D. a firewall that, when deployed in routed mode, can support up to 1000 VLANs per context

3.單項(xiàng)選擇題Which protocol would provide block access to remote storage over WAN links?（）

A.iSCSI
B.FCIP
C.SCSI-FP
D.eSCSI

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