单项选择题
Which VPN management feature would be considered to ensure that the network had the leastdisruption of service when making topology changes？（）
A. dynamic reconfiguration B. path MTU discovery C. auto setup D. remote management
多项选择题 WhichtwocharacteristicsaremosttypicalofaSAN？（）
单项选择题 Whatishighavailability？（）
单项选择题 WhatisthepurposeofIGMPinamulticastimplementation？（）
