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Red Hat Linux Geek

Redhat, Fedora, CentOS HowTos, Tips, Tricks and more

Centos

Install and run Linux-Dash on RHEL, Centos, Fedora

2015-12-21
By: RH Geek
On: December 21, 2015
In: Fedora, RHEL5, RHEL6, RHEL7, Software
With: 0 Comments

linux-dash is a drop-in, minimal-dependency web dashboard for linux servers. It provides a web interface for useful linux server information and statistics. Linux-dash is not a network monitoring tool rather a tool to have a quick nice too, see performance stats real-time on a single system. linux-dash support multiple Linux OS platforms and major browsers and can run on Node.js, PHP/Apache, Go and Python middleware platforms.Read More →

Obtain package download URL from YUM repo

2015-12-19
By: Administrator
On: December 19, 2015
In: RHEL5, RHEL6, RHEL7
With: 0 Comments

When you need to download an RPM package and/or its dependencies available on a YUM repo, you can use yumdownloader to either download or obtain the download URLs for the RPM packages. For example, if you have a server in DMZ with YUM broken or without access to the repo then this tip would be very useful to download and copy over to the target server. This will work on RHEL/CentOS 5,6 and 7Read More →

Lock down single user mode in RHEL and CentOS 5.x/6.x

2015-06-02
By: Administrator
On: June 2, 2015
In: RHEL5, RHEL6, Security
With: 0 Comments

Starting RHEL7, Single user mode requires one to login with the root password as a security lockdown. However, in RHEL6/5 and earlier, single user mode by default would provide root shell. This is a security hole that most corporate would want to fix/harden to ensure there is no malice and compliance to much of regulatory requirements.Read More →

Restrict DHCP server to listen on specific network interfaces

2013-03-28
By: Administrator
On: March 28, 2013
In: Network Services
With: 0 Comments

If you are running a DHCP server on your Redhat Enterprise Linux, Centos, or your Fedora then you can restrict the DHCP server to respond on Specific network interfaces on the system by doing the following. This is useful in instances like attaching your existing server to a build network to provide DHCP services.Read More →

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