A virtual storage area network （VSAN） is a collection of ports from a set of connected FibreChannel switches， that form a virtual fabric. Which technology allows centralized storage services to be shared across different VSANs？（）

单项选择题YouaretheCiscoNetworkDesignerinCisco.com.WhatisthetermforalogicalSANwhich providesisolationamongdevicesphysicallyconnectedtothesamefabric？（）

A. InterSwitch Link
B. Virtua LAN
C. Virtual Output Queuing
D. virtual storage area network

单项选择题Anetworkvulnerabilityscannerispartofwhichcriticalelementofnetworkandsystemsecurity？（）

A. host security
B. perimeter security
C. security monitoring
D. policy management

单项选择题YouaretheCiscoNetworkDesignerinCisco.com.Youaredesigningane-Commercemodule，whichroutingstatementiscorrect？（）

A. Routing is mostly static.
B. Hardcoded IP addresses are used to support failover.
C. Inbound servers use the CSM or ACE as the default gateway.
D. VLANs between the access layer switches are used for FHRP protocols.

单项选择题WithCallManagerv3.1，whatisthemaximumnumberofserversinaCluster？（）

A. 3
B. 6
C. 7
D. 8

多项选择题The Cisco IOS SLB feature is a Cisco IOS-based solution that provides server load balancing. This feature allows you to define a virtual server that represents a cluster of real servers， known asa server farm.  When a client initiates a connection to the virtual server， the IOS SLB load balances theconnection to a chosen real server， depending on the configured load balance algorithm orpredictor.  Which three implementation modes may be used to deploy SLB？ （）

A. Router mode
B. One-arm mode
C. Three-arm mode
D. Bridge mode inline