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JG's avatar
JG
Icon for Cumulonimbus rankCumulonimbus
May 17, 2014

Logging SMTP traffic info via HSL to remote log server.

Our SMTP servers need info about mail messages being sent in order to identify the mail sending devices (and thereby the mail sending users) but are not able to do so due to the use of SNATs on the l...
application delivery
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JG's avatar
JG
Icon for Cumulonimbus rankCumulonimbus
Oct 02, 2014

As the objective is really to stop spamming, a different approach is adopted: instead of logging client information, an irule (with the stream profile) is used to validate the client declared ID through a DNS lookup; those that fail the test will have their connections dropped.

 

The irule is available at An irule to validate client ID via DNS lookup using the stream profile

 

  • Nikoolayy1's avatar
    Nikoolayy1
    Icon for MVP rankMVP
    Jun 29, 2021

    Can you again reshare the link?

  • LiefZimmerman's avatar
    LiefZimmerman
    Icon for Admin rankAdmin
    Jul 13, 2021

    Updated link to new Codeshare.