Changing IP of Zimbra mail Server

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If any zimbra email server ip got changed then do the following:
  1. Check ip address and confirm
#ip a s
  1. Check and change hosts file entry.
#cat /etc/hosts & vi /etc/hosts
  1. Check zimbra mynetwork settings.
#su  zimbra
$postconf mynetworks
Example:
mynetworks = 127.0.0.0/8 10.10.130.0/23
  1. Change mynetwork settings:
$zmprov ms zimbra.example.com zimbraMtaMyNetworks 'new_ip'
postfix reload
  1. Check zimbra services.
  2. Check mail send / receive.
Remarks: Incase of IP change issue, we may need to change the soap server ip address also.

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