On a default install of a Linux server, regardless of the distribution version, what are the easiest methods to disable telnet, but not uninstall or remove the service? Choose two.
A. Comment telnet out of the /etc/inetd.conf file
B. Delete the /etc/rc.d/init.d/telnet file
C. Rename all SXXtelnet links in the /etc/rc or /etc/rc.d directories
D. Run "chmod 554 /etc/xinetd.d/telnet"
E. Nothing, it's not enabled by default
PS.
1.這在搞甚麼?請參閱這裡
2.本計畫是用課餘時間進行,進度並不會飛快