Technology-Blog for IT professionals by thuinformatik GmbH
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 […]
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]: […]
If you try to update your current centos-release-7-3.1611.el7.centos.x86_6 to CentOS 7.4 you’ll may see following error message in case you have libgpod installed from EPEL repo. –> Running transaction check […]
On Linux dd is the command from Linux that i use. To create 1 GB file go with dd if=/dev/zero of=testfile bs=1024 count=1024000 to create 100 MB try dd if=/dev/zero […]
This tutorial explains how to install Tobias Oetiker’s Smokeping into /opt/smokeping on a CentOS 7 box. Features of Smokeping: – Best of breed latency visualisation. – Interactive graph explorer. – […]
Install Webmin Install Webmin requirements and install Webmin via RPM directly from the website. # yum -y install perl-Net-SSLeay # yum -y install perl-Encode-Detect # rpm -ihv https://netix.dl.sourceforge.net/project/webadmin/webmin/1.840/webmin-1.840-1.noarch.rpm Install Apache Here […]