多项选择题
Which protocol is used to transfer files to on the ERX Edge Router？（）
A.SCP B.FTP C.RCP D.TFTP
单项选择题 How are the slot groups arranged in the ERX 700 Series Edge Router?（）
单项选择题 What does the SRP distribute to the line modules when arouting table changes?（）
单项选择题 Given the following router output,which configuration file will the router use at its next reload?（）
