_ Cài đặt máy chủ mail zimbra : https://dotrungquan.info/huong-dan-cai-dat-may-chu-email-zimbra-tren-centos-7/ + Mở port firewall : #firewall-cmd permanent addport={25,80,110,143,443,465,587,993,995,5222,5223,9071,7071,8443}/tcp firewall-cmd reload _ Truy cập vào web mail zimbra admin : https://192.168.0.160:7071 _ Truy cập vào web mail zimbra client : https://192.168.0.160:8443/ _ Cài đặt chứng SSL : https://dotrungquan.info/huong-dan-cai-dat-chung-chi-ssl-tren-zimbra-mail-server/ https://inguide.in/how-to-install-free-ssl-certificate-on-zimbra-mail-server/ https://saad.web.id/2018/03/install-ssl-lets-encrypt-di-zimbra-8-8-6-centos-7/ _ Đổi logo Zimbra mail : https://dotrungquan.info/huong-dan-thay-doi-logo-zimbra-mailserver/ _ Fix lỗi : + Unable to start TLS : https://dotrungquan.info/fix-loi-unable-to-start-tls-ssl-connectattempt-failed-error1416f086-tren-zimbra/ _ Hướng dẫn sử dụng webmail Zimbra client: https://dongtrieu.quangninh.gov.vn/Lists/TinTuc/Attachments/4364/H%C6%B0%E1%BB %9Bng%20d%E1%BA%ABn%20s%E1%BB%AD%20d%E1%BB%A5ng%20th %C6%B0%20%C4%91i%E1%BB%87n%20t%E1%BB%AD%20c%C3%B4ng%20v %E1%BB%A5%20t%E1%BB%89nh%20Qu%E1%BA%A3ng%20Ninh.pdf