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Archive connection failing with error “There was a problem connecting to the server” when performing connection test

This can be down to a number of factors, please check the items below and if the connection is still not successful log a support ticket and an archive engineer will assist.

  1. Firewall issue. Make sure your firewall is setup to accept connections on ports 143 and 993 from the following IP Addresses:

    1. 34.192.199.2
    2. 46.51.173.223
    3. 50.19.242.23
    4. 52.54.85.198
    5. 52.55.243.18
    6. 52.202.128.52

  2. Check the IMAP service on the exchange server is running

  3. Check IMAP Proxy is active. See steps in article to verify: http://www.haveyourebooted.com/imap-stops-working-on-exchange-2013-server/
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