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Hi, I want to configure DNS and DHCP in Centos 5.0. Could anyone let me know how to configure it through command line?
I build a mailserver on centos 5.0 with postfix in my enviornment but when i logged into my mailserver from any user through sshd then user send a mail with username & password to email@example.com. Is there any script working and how to find and block it. Plz help....