En basit olanından bahsedeceğim.

• salocal.cf.in dosyası içerisine yasaklamak istediğiniz ve izin vermek istediğiniz mail adresleri aşağıdaki gibi girebilirsiniz.

[root@ercan ~]# nano /opt/zimbra/conf/salocal.cf.in

blacklist_from *testdomain.com

blacklist_from info@alisveris.com

whitelist_from izinliadres@yahoo.com

whitelist_from *gmail.com

https://computingforgeeks.com/install-zimbra-mail-server-on-centos-rhel/

ssl var burada

https://www.scaleway.com/en/docs/how-to-install-zimbra-on-ubuntu-xenial/

Sunucu Performans artırma

http://blog.jeshurun.ca/technology/zimbra-8-7-low-memory-ram-performance-tuning

Mail gitmeme Problemi

http://shahzadlinux.blogspot.com/2016/03/how-to-configure-outgoing-smtp.html

—–

Zimbra Mail Server 8.8.15 Setup Dkim Sfp and Dmrac record #zimbra

Dmarc Detaylı anlatım

Kurulumlar

https://blog.zimbra.com/2015/04/email-protection-best-practices-spf-dkim-dmarc/

Kara liste kontrol

https://mxtoolbox.com/blacklists.aspx

DKIM ayarını 1024 yapma

https://nutss.wordpress.com/2017/05/06/zimbra-8-7-add-dkim-1024-bit/

zimbra DKIM 1024 bit

DMARC, SPF , DKIM antispam icin mutlaka ayarlanmali

DMARC

https://easydmarc.com/tools/dmarc-record-generator?domain=armadapainting.com

SPF

https://easydmarc.com/tools/spf-record-generator?domain=armadapainting.com

DKIM

https://easydmarc.com/tools/dkim-record-generator?domain=armadapainting.com