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Bind Zimbra On Specific IP Address

Here’s how to configure Zimbra services to bind to a specific IP address. These instructions apply to ZCS 5.x only. Assume that the IP address is [IP].

SMTP (TCP 25)

Edit /opt/zimbra/postfix/conf/master.cf.

Change:

To:

WEB (TCP 80/443/admin ports)

Edit /opt/zimbra/jetty/etc/jetty.xml.in

After every line starting with:

Add:

POP/IMAP

Su to zimbra account.

Start zmprov:

Determine server name:

Change bind addresses:

One additional trick is needed. Add these two IPTables rules to map 127.0.0.1:7071 to [IP]:7071.

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