mailcow/data/conf/sogo/sogo.conf

{
    SOGoCalendarDefaultRoles = (
        PublicViewer,
        ConfidentialDAndTViewer,
        PrivateDAndTViewer
    );

    WOWorkersCount = "20";
    SOGoACLsSendEMailNotifications = YES;
    SOGoAppointmentSendEMailNotifications = YES;
    SOGoDraftsFolderName = "Drafts";
    SOGoJunkFolderName= "Junk";
    SOGoMailDomain = "sogo.local";
    SOGoEnableEMailAlarms = YES;
    SOGoFoldersSendEMailNotifications = YES;
    SOGoForwardEnabled = YES;
    SOGoUIAdditionalJSFiles = (js/custom-sogo.js);

    // Multi-domain setup
    // Domains are isolated, you can define visibility options here.
    // Example:

    // SOGoDomainsVisibility = (
    //  (domain1.tld, domain5.tld),
    //  (domain3.tld, domain2.tld)
    // );

    SOGoIMAPServer = "imap://dovecot:143/?tls=YES";
    SOGoSieveServer = "sieve://dovecot:4190/?tls=YES";
    SOGoSMTPServer = "postfix:588";
    WOPort = "0.0.0.0:20000";
    SOGoMemcachedHost = "memcached";

    SOGoLanguage = English;
    SOGoMailAuxiliaryUserAccountsEnabled = YES;
    SOGoMailCustomFromEnabled = YES;
    SOGoMailingMechanism = smtp;
    SOGoSMTPAuthenticationType = plain;

    SxVMemLimit = 384;

    SOGoMaximumPingInterval = 3540;

    SOGoInternalSyncInterval = 45;
    SOGoMaximumSyncInterval = 3540;

    // 100 seems to break some Android clients
    //SOGoMaximumSyncWindowSize = 99;
    // This should do the trick for Outlook 2016
    SOGoMaximumSyncResponseSize = 512;

    WOWatchDogRequestTimeout = 20;
    WOListenQueueSize = 300;
    WONoDetach = YES;

    SOGoIMAPAclConformsToIMAPExt = Yes;
    SOGoPageTitle = "SOGo Groupware";
    SOGoFirstDayOfWeek = "1";

    SOGoSieveFolderEncoding = "UTF-8";
    SOGoPasswordChangeEnabled = YES;
    SOGoSentFolderName = "Sent";
    SOGoMailShowSubscribedFoldersOnly = NO;
    NGImap4ConnectionStringSeparator = "/";
    SOGoSieveScriptsEnabled = YES;
    SOGoTrashFolderName = "Trash";
    SOGoVacationEnabled = YES;

    SOGoCacheCleanupInterval = 900;
    SOGoMaximumFailedLoginCount = 10;
    SOGoMaximumFailedLoginInterval = 900;
    SOGoFailedLoginBlockInterval = 900;

    MySQL4Encoding = "utf8mb4";
  //SOGoDebugRequests = YES;
  //SoDebugBaseURL = YES;
  //ImapDebugEnabled = YES;
  //SOGoEASDebugEnabled = YES;
  //LDAPDebugEnabled = YES;
  //PGDebugEnabled = YES;
  //MySQL4DebugEnabled = YES;
  //SOGoUIxDebugEnabled = YES;
  //WODontZipResponse = YES;
    WOLogFile = "/dev/sogo_log";
}