Tricky question: What protocol (TCP or UDP) DNS server uses when a client...
By default DNS server will serve all client queries with UDP protocol on 53 port. One reason for this selection of protocol is to get faster answers from DNS Server to the client. The UDP protocol do...
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Install and Configure Munin monitoring server in Linux
Munin is an excellent system monitoring tool similar to RRD tool which will give you ample information about system performance on multiple fronts like a disk, network, process, system, and users....
View ArticleSSH – How to access a remote Linux server
We feel quite handicapped not being able to run commands on our remote Linux server, this is where SSH comes in handy. Applications like the c-panel, give you control but it’s not quite enough to do...
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Install and configure FTP server in Redhat/Centos Linux?
FTP stands for File Transfer Protocol. It was written by Abhay Bhushan and published in 1971. FTP is supported by all the operating systems and browsers. It is a client-server based protocol. How FTP...
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Varnish cache: Installation and configuration on Centos 7
What is Varnish ? Varnish is an HTTP cache server. It considered as an HTTP accelerator or sometimes a reversy-proxy between application servers and clients. It is designed for content-heavy dynamic...
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Memcached : Setup and tests on Debian/Ubuntu (Part – I)
Memcached is a distributed memory caching system. It caches data and objects in RAM in order to reduce the frequency of access to database or to an external API. Consequently, it helps to speed up...
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Memcached (Part – II) : How to test, troubleshoot and view stats
In part I of this blog we saw how to install and test Memcached. In this part, we will see how to use this amazing software in command line. memcached-tool We can use the default script...
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Redis : installation, configuration and replication in Linux
What is Redis? According to wikipedia, REDIS (REmote DIctionary Server) is a software project that implements data structure servers. It is open-source, networked, in-memory, and stores keys with...
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How to install and mount XtreemFS in Linux
What is XtreemFS? XtreemFS is a fault-tolerant distributed file system adapted for different storage needs. It is characterized by it’s: Versatility : XtreemFS is an open-source technology that do not...
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Bind DNS server setup on Centos 7
Introduction In one of our earlier articles we demonstrated how to configure a caching only DNS server. In this article we will be explaining the step by step process of configuring a DNS server using...
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