punit jain:
> Hi ,
> 
> I have a postfix server running and it needs to be integrated with 3rd party
> Policy server. What that server expects is smtp negotiation ie. "mail from",
> "rcpt to" along with "source IP" to be sent to policy server in form of a
> HTTP call. Based on the policy, the policy server will return a code of 250
> or 451 to the client. Any ideas if it is possible in postfix ?

The available before-queue extension Postfix interfaces are documented at:

http://www.postfix.org/SMTPD_POLICY_README.html
http://www.postfix.org/SMTPD_PROXY_README.html
http://www.postfix.org/MILTER_README.html

        Wietse

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