多项选择题 Which three statements are typical characteristics of VLAN arrangements?（）
多项选择题 A network administrator changes the configuration register to 0x2142 and reboots the router. What are two results of making this change?（）
单项选择题 WhichcommandcanbeusedtoverifytheDLCIdestinationaddressinaFrameRelaystaticconfiguration？（）