Thesystemadministratornoticesthatafterrunningnetstat－rn,severalsmallc’sareshowingupundertheflagscolumns,androutesthatwerenotdefinedarealsoshowingup.Howcantheseclonedroutesbestopped?()A.Bydefaultclonedroutesareturnedon.Toturnclonedroutesoffissuethecommand：
题目
Thesystemadministratornoticesthatafterrunningnetstat－rn,severalsmallc’sareshowingupundertheflagscolumns,androutesthatwerenotdefinedarealsoshowingup.Howcantheseclonedroutesbestopped?()
A.Bydefaultclonedroutesareturnedon.Toturnclonedroutesoffissuethecommand： #no-otcp_pmtu_discover=0 #no-oudp_pmtu_discover=0andaddtotherc.netorrc.bsdnetfilefornextreboot
B.Bydefaultclonedroutesareturnedon.Toturnclonedroutesoffissuethecommand： #no-otcp_pmtu_discover=1 #no-oudp_pmtu_discover=1 andaddtotherc.netorrc.bsdnetfilefornextreboot
C.Bydefaultclonedroutesareturnedon.Toturnclonedroutesoffissuethecommand： #no-oipforwarding=0 andaddtotherc.netorrc.bsdnetfilefornextreboot
D.Bydefaultclonedroutesareturnedon.Toturnclonedroutesoffissuethecommand： #no-oipforwarding=1andaddtotherc.netorrc.bsdnetfilefornextreboot
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参考答案和解析
参考答案：A