Monthly Archives: May 2015

RHEL 7 Service masking.

Many people don’t figure out why a Systemd service can be masked. They understand the need to enable it at boot and start it but why masking it? Back to basics, a Systemd service can be: manually started with the

Posted in RHEL7

RHEL 7 Systemd unit file customization.

When a service doesn’t run as you would like, when you want to change its default configuration, Systemd offers you several options. Firstly, you can copy the standard unit file from the /usr/lib/systemd/system directory into the /etc/systemd/system directory and then

Posted in RHEL7

RHEL 7 Firewalld tips.

To a non expert, Firewalld can sometimes appear a little bit strange and confusing. Let’s take an example: you just set up an Apache webserver and want to configure a https virtual host. Because it’s a test, you want to

Posted in RHEL7

RHCSA7: Task of the day

Allowed time: 10 minutes.
Archive and compress the content of the /opt directory (create files if none exists).
Uncompress and unarchive the resulting file in /root

RHCE7: Task of the day

Allowed time: 8 minutes.
Set up an iScsi target based on a block backstore of 100MB called lv_iscsi with basic authentication, ext4 filesystem and standard firewall configuration.

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Poll for favorite RHEL 7 book

What is your favorite RHEL 7 book to prepare RHCSA & RHCE exams?

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Poll for most difficult RHCSA 7 topic

What do you think is the most difficult RHCSA 7 topic?

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Poll for most difficult RHCE 7 topic

What do you think is the most difficult RHCE 7 topic?

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