Technology-Blog for IT professionals by thuinformatik GmbH
Rocky Linux 8 with sendmail hosting multiple domains works fine. Only one domain should be configured to use a smarthost with a third party anti-spam service. We want to prevent […]
We where already prepared to switch our servers from CentOS 7 to 8 but our project stopped immediately after we heard about the abrupt end of CenOS – so we where […]
You can add custom scripts to the crontab on your QNAP NAS box. I’ll use it to create a timestamp file in a directory that will be synchronized in real […]
To remove / delete all data on your disk drive, you can use one of the following methods below. Have a look a gparted in case you need a live […]
DKIM DKIM is DomainKeys Identified Mail and is used in mail servers, such as Postfix or Sendmail to sign e-mails and thus authenticating the sender so that a forgery can […]
Brocade fibre channel switches containing the Fabric OS (FOS) will be delivery with the preconfigured default accounts admin, root and user. It is important not to use default passwords in […]
Requirements Install a fresh CentOS 7 (1810) This tutorial requires SELinux to be disabled. In case you need to use SELinux, please read the appendix at the end of the […]
Install Samba # yum -y install samba* Enable Samba # systemctl start smb systemctl enable smb Sample configuration The sample configuration below can be used to get access to your […]
Lucee is a light-weight dynamic scripting language for the JVM that enables the rapid development of simple to highly sophisticated web applications. Lucee is made for the web; it simplifies […]
We get the following error message if the OP5 host tries to deliver emails: Oct 23 02:23:44 thuop5 postfix/qmgr[2690]: 8F98A1020C3: from=<monitor@xyz.ch>, size=1041, nrcpt=1 (queue active)</monitor@xyz.ch> Oct 23 02:23:44 thuop5 postfix/pickup[5959]: […]