You can do it using replication, https://wiki.dovecot.org/Replication
but since you have no staging/test environment, I would advice you to get one. Aki > On 09/01/2020 18:45 Kishore Potnuru <kishore.reac...@gmail.com> wrote: > > > Thank you Aki for the reply. > > But I cannot disturb the version at present as it is a live server and > thousands of emails will circulate every hour. > > Could you please suggest me how to create HA/resilience for the existing > environment. I have another server ready with the similar configuration. > Please provide any steps/link for me to proceed on this? It will be a great > help to me. > > Thanks, > Kishore > > > On Thu, Jan 9, 2020 at 4:33 PM Aki Tuomi <aki.tu...@open-xchange.com> wrote: > > > > > On 09/01/2020 18:25 Kishore Potnuru <kishore.reac...@gmail.com> wrote: > > > > > > > > > Hi Dovecot team, > > > > > > I need help in configuring HA/resilence for my dovecot (POP3/IMAP) > > server. > > > > > > I have one RHEL Linux POP3/IMAP server with Dovecot version 2.2.10. I > > also installed the postfix(version: 2.6.6) in it. At present it have around > > 10 domains and each domain is having around 20 email boxes. It has very > > simple configuration. > > > > > > User's reading the email via some internal applications/Outlook. > > > > > > I would like to create resilience/HA for this environment. Could you > > please suggest me, what is the easiest way to achieve this? > > > > > > If any one can suggest step by step that will be more helpful to me. > > > > > > Thanks, > > > Kishore > > > > You could consider using more recent version of dovecot. 2.2.10 is already > > over 5 years old. > > > > Aki > >
