单项选择题
In which of these phases is a customer’s current network infrastructure assessed？（）
A. Plan B. design C. implement D. prepare
单项选择题 WhatCiscoCE520featureoptimizesqualityofservice？（）
单项选择题 Inwhichofthesephasesisacustomer’snetworkassessedtodetermineitssystemreadiness？（）
单项选择题 YoumightrecommendaCiscoIntegratedServicesRoutertoabusinesswithwhichcharacteristic？（）
