Greylist for Exchange v.1.3


Greylist is a program that plugs into your MSX SMTP server. When MSX sees that its receiving the RCPT command then it will hand the control over to Greylist which will do the following: 1.Check if the source ip, sender or recipient is in the white list. If so then it will give control back. 2.Check if the combination of source ip, sender and recipient has been seen before. 3.If it has been seen before then was it more then two minutes ago? If so then give back control. If not, then send the message "451 4.7.1 Please try again later..." to the other mail server and disconnect. Features Greylist -Continue blocking for X minutes. -Installs as a cached .dll -Block by Source IP, Sender email address, Recipient address all together or in any combination. -White list (always allow) by Source IP, Sender email address, Recipient address or in any combination. -Clean out entries older then X days on the first session of the day. -Logs on error to the event log -Logs all sessions to a daily log file in /log/ -Written in VB.NET -Disconnect session if grey listed. Greylist admin -Configures: Block for X minutes, Max age in X days, White list. -Configures which items to use when blocking by Source IP, Sender email address, Recipient address all together or in any combination. -Configures database connection. -Configure 451 message behaviour. -Displays blocked items and passed items in totals. -Displays current items in database. -Displays block rate in % according to all entries in the database. -Manually start cleanup routine.

Greylist is a program that plugs into your MSX ...

project, howto

  • Greylist for Exchange
  • 1.3
  • Chris J.
  • Windows XP, 2000, 98, Me, NT
  • Freeware
  • 278 Kb
  • 148
  • Free

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