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- Thu Apr 06, 2017 11:09 am
- Forum: Installation & Upgrades
- Topic: How to deny open relay internal SMTP? - OPENEMM 2015 R3
- Replies: 0
- Views: 2415
Hi guys, I'm doing the setup of OPENEMM 2015 R3 following the official guide: OpenEMM-2015_InstallAdminGuide_1.3.2.pdf I've noticed an issue related to the internal smtp, when I test it for the open relay on the major sites, it fails. Trying to test it via telnet I get this behaviour: telnet myopene...