单项选择题
Your ERX Edge Router is constantly going to a boot## prompt. What is the most likely cause for this condition？（）
A. bad SRP B. low voltage C. bad mid-plane D. corrupted flash E. bad line module
单项选择题 WhichCLIcommandisusedtosetaPrivilegedExecpasswordofmypassword？（）
单项选择题 WhichcommandgeneratesaBERTtestpatternofalternatingonesandzerosonT1number1foroneminute？（）
单项选择题 WhichconfigurationcommandisusedtomaketheERXEdgeRouteranNTPserver？（）
