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为Linux服务器部署高效防毒软件

日期:2007-03-20  点击:97  作者:  来源:

本文着重介绍linux环境下的f-prot防病毒软件的具体应用技巧。

一、 修改相关参数

    f-prot主要用于文件服务器(NFS和Samba)和邮件服务器(sendmail、postfix、Qmail)。 对于文件服务器(NFS和Samba)可以直接使用,而邮件服务器(sendmail、postfix、Qmail)需要作相应修改,这里笔者以Postfix邮件服务器为例。Postfix 邮件服务器使用MailScanner 调用f-prot 与SpamAssassin, MailScanner配置比较直观简单。

    1. 安装、配置MailScanner

    # tar xzf MailScanner-4.48.4-2.rpm.tar.gz
    # cd MailScanner-4.48.4-2
    # ./install.sh

    2. 修改 /etc/MailScanner/MailScanner.conf

    Run As User = postfix
    Run As Group = postfix
    Incoming Queue Dir = /var/spool/postfix/hold
    Outgoing Queue Dir = /var/spool/postfix/incoming
    MTA = postfix
    Virus Scanners = f-prot
    Always Include SpamAssassin Report = yes
    Use SpamAssassin = yes
    Required SpamAssassin Score = 4
    SpamAssassin User State Dir = /var/spool/MailScanner/spamassassin
    SpamAssassin Install Prefix = /usr/bin
    SpamAssassin Local Rules Dir = /etc/MailScanner

    3. 让Postfix 调用MailScanner,在/etc/postfix/main.cf 加入以下一行

    header_checks = regexp:/etc/postfix/header_checks

    4. 编辑/etc/postfix/header_checks 为以下内容

    /^Received:/ HOLD

    5. 修正权限

    # chown postfix.postfix /var/spool/MailScanner/incoming
    # chown postfix.postfix /var/spool/MailScanner/quarantine

 
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