Software Infrastructure (DevOps)


Stands for Open source Secure Sockets Layer, a crypto library used to secure communications over computer networks, serves web sites, contains an implementation of the SSL and TLS protocols. 


Stands for operating systems. A program that allows to interact with the computer - all of the software and hardware on your computer. The most widespread operating systems are Linux, UNIX, BSD, Windows, MacOS.


Stands for Open Technology Real Service (former Open-source Ticket Request System ), a request system for managing incoming inquiries, complaints, support requests, defect reports, customer calls and e-mails.


An operations performance platform that provides IT alert monitoring, on-call scheduling, escalation policies used to fix problems in apps, servers and websites across the entire incident lifecycle.


A system monitoring tool for Windows that monitores computer activities (CPU, memory usage) and used for measuring the performance of hardware, software services, applications.


Stands for Post Office Protocol 3, a standard protocol for receiving e-mail, used in the communication between an email clients and a server, it allows to check their email from any computer in the world. 


An open source mail transfer agent used to handle the delivery of email messages on a server.  


A tool for easily making HTTP requests, which helps developers and companies to supercharge their API workflow.


Stands for Pro FTP daemon. A highly feature rich FTP server for Unix-like environments that exposes many configuration options. 


An open source monitoring system with a dimensional data model, flexible query language, efficient time series database and modern alerting approach.


A configuration management tool used to build and configure IT infrastructure.


An open source message broker that offers a reliable, highly available, scalable and portable messaging system,is written in the Erlang, available for all major programming languages. 


Stands for Really Awesome New Cisco confIg Differ, a network management tool that can monitor configuration changes on network devices, and mail the diffs periodically. 


Stands for Remote Desktop Protocol. A proprietary protocol which enables a user to connect to another computer using a network connection.


Stands for Red Hat Enterprise Linux. A distribution of Linux OS designed for businesses. Works on desktops, servers, in the cloud, etc.


A configuration management software stack for fast and scalable deployment and event-driven automation in cloud management. 


A program that enables you to use multiple windows in Unix.


An open networking protocol developed by Google and supported by later versions of all major browsers. SPDY (pronounced as ''SPeeDY'') manipulates HTTP traffic with the aim of reducing web page load time and improving web security.


A monitoring tool used for storing data, monitoring cloud environments, it aims to be simple, malleable and scalable, is written in Ruby


A software interface that enables the user to interact with the computer, it provides UI for access to an OS's services. Shells use either a command-line interface or GUI, it is an environment in which we can run our commands, programs, and shell scripts.

Shell script

A command-line interpreter, contains a sequence of commands for a Unix-based operating system, usually created for command sequences for which a user has a repeated need. 


Stands for Session Initiation Protocol, a telephony signaling protocol used in VoIP communications for initiating an interactive user session that involves multimedia elements such as video, voice, chat, gaming, virtual reality, mostly used for free. 


Stands for Symmetric Multiprocessing, a computer architecture, provides processing of programs by multiple processors that share a common operating system and memory. SMP also known as a shared everything system. 


Stands for Simple Mail Transfer Protocol, a TCP/IP protocol used in sending and receiving e-mail, usually used with one of POP3 or IMAP, allows users save messages in a server mailbox and download them from the server.


An Unix-based operating system that runs on many workstations from other vendors, can handle a large workload and keep operating smoothly across databases, systems and applications, its benefit - scalability. 

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