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首页 »数据库 » antivirlinux:Linux 上的邮件网关(杀病毒)AntiVir MailG »正文

antivirlinux:Linux 上的邮件网关(杀病毒)AntiVir MailG

来源: 发布时间:星期日, 2009年2月22日 浏览:2次 评论:0
="t18">
  Linux 上邮件网关(杀病毒)AntiVir MailGate 它有两种思路方法:
  
  1. 直接作 mail 网关然后利用“ 管道 ” smtp 支持标准 smtp : sendmail、postfix、qmail
  
  2. 也是作 mail 网关在 /etc/sendmail.cf 里添加 avgatemail 选项 (这样 sendmail 在 825 端口监听)然后 再利用 825 端口转发邮件意思是:25 即是 avmailgate smtp 端口然后它再利用 825(sendmail)端口转发邮件 !
  请注重:但是人家还是可以利用你 825 端口 (就是利用原来 senmail 来给你发送病毒邮件!但是这种情况很少)这时你可以用防火墙来阻止来自外部对本机 825 端口连接
  
  
  在 /etc/services 里面增加:
  smtp-backdoor 825/tcp
  
  修改 sendmail.cf 成:
  # SMTP daemon options
  
  #O DaemonPortOptions=Port=smtp,Addr=127.0.0.1, Name=MTA
  # 原来
  
  # -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_- gugong -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-
  #
  # 红帽子 V7.x V8.0 所建立本文件默认 “只” 对 localhost 即 127.0.0.1
  # 提供服务,根据以往本文件内容修改为:
  #
  # SMTP daemon options
  O DaemonPortOptions=Name=MTA, Port=smtp-backdoor
  
  O DaemonPortOptions=Port=587, Name=MSA, M=E
  
  # 若 不需要 avgatemail 则应该是:
  #O DaemonPortOptions=Name=MTA
  
  #O DaemonPortOptions=Port=587, Name=MSA, M=E
  # 在端口 587 提供 submission 服务(MSA)
  # -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_- gugong -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-
  
  
  请看:
  邮件网关杀除病毒后返回报告:
  
  
  
  *********************************************************************
  AntiVir Virus Alert
  *********************************************************************
  This version of AntiVir MailGate is licensed for private and non-commercial use.
  *********************************************************************
  
  AntiVir found these viruses in the following mail:
  
  Worm/Klez.E
  
  The mail was not delivered.
  
  You may force the delivery without further checking the mail using:
  
  avq --deliver=04347-536A3823
  
  but we would not advise to do so. You should delete it with:
  
  avq --remove=04347-536A3823
  
  For more information, please read the manual page avmailgate(8).
  
  
  ----------Mail-Info----------
  From: winson246
  To: [email protected]
  Subject: Marginheight
  Mail-From: [email protected]
  Rcpt: [email protected]
  Queue-Id: 04347-536A3823
  Status: The mail was not delivered!
  -----------------------------
  
  
  -----------Log-File----------
  info: extracting attachment 1 to /var/tmp/av-06051-U43SFi/av-0
  (encoding="quoted-prable", name="(no name)", filename="(no name)")
  info: extracting attachment 2 to /var/tmp/av-06051-U43SFi/av-1
  (encoding="base64", name="Vebnq.p", filename="(no name)")
  info: extracting attachment 3 to /var/tmp/av-06051-U43SFi/av-2
  (encoding="base64", name="frame", filename="(no name)")
  checking file "/var/tmp/av-06051-U43SFi/av-0"
  checking file "/var/tmp/av-06051-U43SFi/av-1"
  checking file "/var/tmp/av-06051-U43SFi/av-2"
  -----------------------------
  *********************************************************************
  For more information on AntiVir please visit our web site
  http://www.antivir.de or http://www.hbedv.com
  mailto: [email protected]
  
  AntiVir is a registered trademark of
  H+BEDV Datentechnik GmbH
  *********************************************************************
  
  
   2、
  
  *********************************************************************
  AntiVir Virus Alert
  *********************************************************************
  This version of AntiVir MailGate is licensed for private and non-commercial use.
  *********************************************************************
  
  AntiVir found these viruses in a mail for you from winson246 :
  
  Worm/Klez.E
  
  The mail was not delivered.
  
  AntiVir MailGate prevented a virus delivery. But you need to
  receive further email from winson246 ,
  you should ask him/her to buy a professional antivirus software sUCh
  as AntiVir from H+BEDV Datentechnik GmbH. He/She can contact
  mailto:[email protected] for further information.
  
  ----------Mail-Info----------
  From: winson246
  To: [email protected]
  Subject: Marginheight
  -----------------------------
  
  *********************************************************************
  For more information on AntiVir please visit our web site
  http://www.antivir.de or http://www.hbedv.com
  mailto: [email protected]
  
  AntiVir is a registered trademark of
  H+BEDV Datentechnik GmbH
  *********************************************************************
  
  
  自动升级病毒库后报告:
  
  AntiVir has successfully updated itself.
  
  --> /usr/lib/AntiVir/antivir.vdf
  
  Machine: gugonghcs.fruitron.com.cn
  Date: 09 May 2002
  Time: 10:39:18
  
  
  
  
  -----------------------------
  Copyright (C) 1994-2002 by H+BEDV Datentechnik GmbH.
  All rights reserved.
  
  For private (non-commercial) use only.
  
  
  请到 :
  
  http://www.hbedv.com
  
  下载 Linux 版本并注册Linux 版本可是免费

  
  由于附件后缀名限制附加文档 .txt 结尾是我增加附加档案时添加上去
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