ZAMMAD | delete customers without related tickets
‘protected’ is a custom user object attribute i did add.
Postfix vs. outbound.protection.outlook.com
Microsoft has decided that checking senders hostname using HELO and rDNS is really 90’s, not really a rule and only for loosers and cowards: https://docs.microsoft.com/de-de/exchange/troubleshoot/antispam-and-protection/cannot-send-emails-to-external-recipients As an old school admin you have to tune your postfix to let the fluffy cloud mails from visionary early adopter outlook users. To solve the HELO part of the […]
Thunderbird | GPO like handling
Thunderbird is checking against C:\Program Files\Mozilla Firefox\distribution\policies.json at start. Some guys collected this for the latest version: https://fossies.org/linux/thunderbird/comm/mail/components/enterprisepolicies/schemas/policies-schema.json Thank you very much! Maybe this stuff is triggerable through the registry.
Windows 10 since 21H1 | Failed access to samba guest shares
You can’t connect to a samba server configured with map to guest = Bad User Don’t try this at home: Re-Enable the guest account fallback Your risky solution: Tune your GPO. Computer Configuration\Administrative Templates\Network\LanMan Workstation\Enable Insecure Guest Logons ATTENTION:I’ve had faced situation when this didn’t do the trick. I hat to tune the registy: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters] […]
Zammad | Change mail font props
# zammad run rails c > Setting.get(‘html_email_css_font’) > Setting.set(‘html_email_css_font’, “font-family:’Helvetica Neue’, Helvetica, Arial, Geneva, sans-serif; font-size: 13px;”)
Zammad | add priorities with translation and colors
Open the rails console: # zammad run rails c Add a priority with an english name: > Ticket::Priority.create(name: ‘4 critical’, default_create: false, note: nil, active: true, updated_by_id: 1, created_by_id: 1, created_at: Time.now, updated_at: Time.now) Create a translation into your language: > Translation.create_if_not_exists( :locale => ‘de-de’, :source => “4 critical”, :target => “4 kritisch”, format: ‘string’, […]
Windows Server 2019 | Server Manager | Collection | Ressources >> RemoteDesktop vs. RemoteApp
If you publish an RemoteApp the Ressources tag switch from RemoteDesktop to RemoteApp. That means your host is either a full classice RemoteDesktop host or an RemoteApp host. Domain Admins can enter the host via full RemoteDesktop anyways.
WSUS | clients miraculously pull updates who are not approved.
UNDER CONSTRUCTION Problem: All Windows 10 clients and Windows 2019 servers suddenly got their updates not from WSUS but directly from Microsoft. Since I wanted to be in control of my updates, I looked into the problem and also found the cause “Dual Scan”. Lösung:Dualscan wird immer dann aktiviert, wenn man per GPO einen WSUS-Server […]
Gentoo | conflict opentmpfiles vs systemd-tmpfiles
As a true penguin you will never use systemd: Set the -systemd USE flag.
mattermost | diy transparent animated emojis
you must convert them to 128×128 before you import them or the backgound will be black. Shoutout to https://redketchup.io/gif-resizer for the best results!
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