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Lets Encrypt Zimbra 8.6

# Zimbra 8.6 #
su – zimbra -c ‘zmmailboxdctl stop’
  • Install git on the Server (apt-get install git/yum install git), and then do a git clone of the project on the folder we want
    • Note: On RedHat/CentOS 6 you will need to enable the EPEL repository before install.

NEW
cd /letsencrypt
./letsencrypt-auto certonly
RENEWAL
cd /letsencrypt
./letsencrypt-auto renew
# choose option for Spin up a temporary webserver (standalone), then list the domain names you are obtaining or renewing certs for
cd /etc/letsencrypt/live/mail.example.com
nano chain.pem
# append missing part
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
cp * /opt/zimbra/ssl/letsencrypt/
chown zimbra:zimbra /opt/zimbra/ssl/letsencrypt/*
#as root user on zimbra 8.6 
cd /opt/zimbra/ssl/letsencrypt/
/opt/zimbra/bin/zmcertmgr verifycrt comm privkey.pem cert.pem chain.pem
cp -a /opt/zimbra/ssl/zimbra /opt/zimbra/ssl/zimbra.$(date “+%Y%m%d”)
cp /opt/zimbra/ssl/letsencrypt/privkey.pem /opt/zimbra/ssl/zimbra/commercial/commercial.key
/opt/zimbra/bin/zmcertmgr deploycrt comm cert.pem chain.pem
su – zimbra -c ‘zmmailboxdctl start’

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Zimbra Collaboration Suite is an enterprise-class open source email, calendar and collaboration server. With the most innovative web application available today, Zimbra boosts the productivity of users on any desktop and dramatically reduces TCO compared to legacy platform vendors.

Other key advantages include advanced compatibility with existing desktop email clients, over-the-air sync to smartphones (iPhone, Android, BlackBerry) as well as better server scalability and more efficient administration.

Check out setup instructions after the break …

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