I have a web site that I need to limit access with a combination if username/password AND ip address running on Apache 2.4 I completed this by putting the following in a configuration file <VirtualHost mystuff.domain.com:80> <Directory /opt/mystuff> Options … Continue reading →
You boot your Centos 7 machine, and half the entries in the list of available kernels has “with debugging” If you are not going to do kernel debugging, why have that sitting around? If you execute the following: awk -F\’ … Continue reading →
I changed the port for sshd on my servers to reduce the number of attacks against the sshd server. In the following example, I am changing the port from the default of 22 to 43231 First – backup your sshd_config … Continue reading →
# uuidgen ifcfg-eth0 e62680c3-f5f5-4f06-b862-68e00e3b4506
Continue reading →Disable Network Proxy Authentication Popup There is a specific issue that causes users to receive a popup asking for the root password after logged on. The below workaround will work for CentOS 7.x and 6.x too. Workaround Create a … Continue reading →
Authentication is required to create a color managed device The error sometimes seen in CentOS 7.x remote connect via xRDP. Workaround Add the following content to file allow-colord.pkla File /etc/polkit-1/localauthority/50-local.d/allow-colord.pkla [Allow colord for all users] Identity=unix-user:* Action=org.freedesktop.color-manager.create-device;org.freedesktop.color-manager.create-profile;org.freedesktop.color-manager.delete-device;org.freedesktop.color-manager.delete-profile;org.freedesktop.color-manager.modify-device;org.freedesktop.color-manager.modify-profile ResultAny=yes ResualtInactive=auth_admin … Continue reading →
Firewalld is a pain to set up. To switch to iptables: yum -y install iptables-services If you would like to save the firewall rules you need to run the following command iptables-save > /root/iptables-rules.txt These rules can be added to … Continue reading →
Installation Centos 7 rpm –import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm yum -y install drbd84-utils kmod-drbd84 Centos 6 rpm –import http://elrepo.org/RPM-GPG-KEY-elrepo.org rpm -Uvh http://elrepo.org/elrepo-release-6-5.el6.elrepo.noarch.rpm rpm -Uvh http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm rpm –import ‘http://keys.gnupg.net:11371/pks/lookup?search=0x0608B895&op=get’ yum -y install drbd84-utils kmod-drbd84 Configuration create /etc/drbd.d/drbd1.res resource repdata { protocol … Continue reading →
Check these two items in the /etc/systemd/logind.conf PowerKeyIgnoreInhibited=yes SuspendKeyIgnoreInhibited=yes Tested with Centos 7
Continue reading →You execute: systemctl start xrdp and the service does not start and you find the following in the messages log Apr 7 16:01:22 myserver systemd: Started xrdp session manager. Apr 7 16:01:22 myserver systemd: Starting xrdp session manager… Apr 7 … Continue reading →