单项选择题
A company is using a multi-site centralized call processing model. Which feature ensures that theremote site IP phones will still have limited functionality given a WAN outage？（）
A. Call Admission Control B. TAPI C. MGCP D. SRST
单项选择题 OneofyourcustomersisusingtheG.711codecwith802.11aaccesspointradios.This cansupportamaximumofhowmanyphonesperaccesspoint？（）
单项选择题 WhatisthetermforalogicalSANwhichprovidesisolationamongdevicesphysicallyconnectedtothesamefabric？（）
多项选择题 WhichthreecomponentscomprisetheAVVIDframework？（）
