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Mike | IceWarp Support

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  • Architecture planning for EPOS

    HARDWARE SIZING When deciding how to allocate resources, it's crucial to consider how users will primarily use them and if there may be an increase in their numbers. Usage can vary significantly be...

  • High availability options

    IceWarp offers the following options for High Availability setups. FAILOVER CLUSTERED SETUP - ACTIVE/PASSIVE WITH DB CLUSTER 1. Frontend load balancer/s Can be just one to avoid a single point of ...

  • How to set up Free/Busy in Microsoft Outlook

    If you want to see attendees' availability in the calendar when planning an event, the Free/Busy option can help you achieve that. How it works in WebClient 1. Log into your WebClient, navigate to ...

  • Known issues in Deep Castle Gen 2

    Version 13.0.3.7 (Update 3 Build 7) Outlook Sync cannot send an email via port 465 (SSL) (you can solve it by using the 587 SSL port instead) Version 13.0.3.6 (Update 3 Build 6) Cannot manage th...

  • Accessing customer's data

    The information below describes when IceWarp Support can access customers' data and what data will be targeted. Support type Request type Data type Target SLA (priority on-premises support) ...

  • Where to find the Order ID?

    IceWarp Server generates the Order ID, and except for some exceptional cases, it is unique for each machine where you install IceWarp. You need to know this information when you communicate with ou...

  • How to change user password on LDAP

    Should you need to change passwords for users connected through an LDAP server, follow the steps below.   1. Find an API c_accounts_global_ldap_passchangedisable" in the API Console in the Remote c...

  • "Key not valid for use in specified state" error

    Should the Outlook Sync addon encounter an error stating "Key not valid for use in specified state", follow the instructions below to resolve it.Error message Solution Turn off the Microsoft Outlo...

  • How to sign emails with S/MIME certificate

    WebClient supports personal SSL certificates. It allows you to send and receive digitally signed messages. At first, you need to supply your certificate to your account. WebClient will then use you...

  • Relay server, DNS lookup and SMTP Routing

    Nowadays, unfortunately, it is not rare for a remote system to reject emails from you. If you check the SMTP logs, you will note that you are disconnected right after you connect to a remote system...