Issue: IPA wait_for_open_ports: localhost [8080, 8443] timeout 300 Today we were updating the server with yum update on our IPA server. The yum update finished successfully, but the IPA was not starting after the upgrade. the ipactl restart was also throwing an error. The web interface came up after the server restart but it was […]
IPA wait_for_open_ports: localhost [8080, 8443] timeout 300 Read More »
In this video, we talk about creating a new EC2 instance on AWS with a fresh WordPress installation in just 10 minutes. https://www.youtube.com/watch?v=p9oU7_w7RAA Jobin JosephView all posts by Jobin Joseph hazercloud.com
How to Install WordPress on an AWS EC2 Instance in just 10 Minutes Read More »
Issue After the latest update of Synolofy NAS 6.1, the LDAP integration is no more working. The NAS is throwing error while clicking on the LDAP detected users. Solution NAS >> Domain / LDAP >> LDAP >> Profile >> Filter >> add the below in Shadow Section. objectClass=posixAccount Jobin JosephView all posts by Jobin Joseph
Synology NAS – LDAP Integration issue Read More »
Today we were setting up few Web servers on a private network which will be serving the traffic through the Load Balancer. The setup was simple until we came to know that the Webservers needs to connect to github.com for the repository access. Diagnosis We have a jumpbox / Bastion (10.10.1.10) which is used for
SSH or git-clone via Proxy Read More »
Today we were trying to join RHEL-6 clients to our new IPA server. Most of the servers got registered and very few RHEL6 systems were failing to join. We ran the ipa-client-install with -d option for debugging and we got the below output. 2017-05-24T09:39:46Z DEBUG stderr=libcurl failed to execute the HTTP POST transaction. SSL connect
Hello 🙂 If you are here with the below error, and you are trying to install Hyper-V on a VM for testing purpose, you are at the right place. Error Hyper-V can not be installed: The hypervisor is already running We know that it is not recommended to run Hyper-V inside a VM, and it
How to Install Hyper-V on a Virtual Machine VM Read More »
Today i was installing Jenkins on a CentOS7 systems. After installing it via Jenkins yum repository, the service was not stating. The java was already installed on the server. Issue You have installed jenkins on a CentOS7 / RHEL7 system. jenkins is not starting via systemctl start jenkins command, and it is throwing journalctl -xn error. Caused
Jenkins not starting on CentOS 7 / RHEL 7 Read More »
Issue You are trying to mount an NTFS partition and the console is throwing the below error. Let’s see how to fix this. The disk contains an unclean file system (0, 0). Metadata kept in Windows cache, refused to mount. Failed to mount ‘/dev/sda3’: Operation not permitted The NTFS partition is in an unsafe state.
The disk contains an unclean file system (0, 0). NTFS error on Linux Read More »
We are a big fan of OpenVPN when it comes to security. Many organizations have already switched to OpenVPN from PPTP etc. NixVPN is my favorite VPN software to host it on a standalone instance. But what if, if you already have a server protected with CSF firewall, and you want to install OpenVPN by
OpenVPN with CSF firewall rules Read More »
Lets see how we can configure a secure FTP server on CentOS RHEL 6 / 7 First, you need to install the vsftp package on your server yum install -y vsftpd Once installed, lets start editing the configuration file, vim /etc/vsftpd/vsftpd.conf Line #12 disable anonymous FTP access, with the below configuration change. anonymous_enable=NO Chroot / Jail FTP
VSFTP chroot jail users – Limit FTP users access to home directory Read More »
