Found 75 Articles for Server

Network is a connection of two or more systems which are used to share resources and information.Network CommunicationFlow of information among the group of members is a communication network. Network helps managers to establish contacts in different patterns through communication flows.The network depends on the magnitude of the organisation, nature of communication channels in the organisation and the number of persons involved in the process. There can be many patterns of communication networks.Function of Communication devicesThe functions of communication networks include the following −It is the way of coordinating the activities of individuals, relationships, groups and other sub-units within the ... Read More

To begin with, let us learn the concepts of firewall and proxy server.FirewallIt is used to provide security, mostly from external networks such as the Internet. It is the combination of software and hardware to allow, deny, monitor, and block any and all data transmissions occurring from a specified internal network.Firewalls evaluate, allow, or deny network traffic based on certain predefined rules set-up based on IP addresses or its range, port numbers, protocols, and few other factors. It provides good traffic management.Firewalls defend against external threats refusing or denying unauthorized requests, transmissions, and connections to the router, network, application software, ... Read More

Let us learn the concepts of Routing Information Protocol (RIP) and Border Gateway Protocol (BGP).Routing information protocol (RIP)This protocol employs the port 520 and the routers utilize it for sharing the information over a network and avert the routing loops.It sustains the routing table for elucidating the ultimate effective manner in order to route the data.Often permits the data to result over an immersive speed in lesser duration.It determines the best route by employing the hop count.It permits the hop count around 15.If it exceeds more than 15 then the network elucidates a network is taken as unreachable.A path containing ... Read More

Streaming refers to the act of viewing the content held on a remote server, whereas Downloading is the process in which all of the data is transferred completely, and then viewed.Read through this article to find out more about Streaming and Downloading and how they are different from each other.What is Streaming?Streaming is the process of viewing the content that is stored on a remote system (server) rather than on a client workstation.In media and application streaming, the media bitstream is broken into discrete chunks (i.e., packets) and sent individually.In media and application streaming, the media bitstream is broken into ... Read More

Ant and maven both are build tools.They both can be used for compile, pulling dependence from repository and for creating war or ear files. Both are provided by the Apache.Ant is a tool and it doesn't have formal conventions. If you are using Ant then you have to tell what to do in XML files therefore it can't be used in different types of project setup.Maven is framework and it can also  act as a dependency management tool. It is declarative build tool so everything we can define in the pom.xml. Sr. No.KeyMavenAnt1BasicMaven is a build automation framework based on the ... Read More

SMTP and POP3 are message protocols which are required for sending and receiving the messages between the mail servers. In this article, we are going to compare and contrast the various features of SMTP and POP3 based on the tasks for which these two protocols have been designed. What is SMTP? The Simple Mail Transfer Protocol (SMTP) is an Internet communication protocol for sending and receiving electronic mail. SMTP is used to transmit and receive mail messages by mail servers and other message transfer agents. User-level email clients usually utilize SMTP exclusively to transmit messages to a mail server for ... Read More

Do you wish to access your personal documents remotely, or music / videos, photos stored on your personnel computer, or on your mobile phone while you are travelling or when you are in office? The simplest solution is to copy all your data from the source to a portable hard drive and then carry it around. However, this is a cumbersome approach as you would require syncing manually the home computer with your portable disk.There are many other innovative ways these days. In this article, let us explore to see some technologies, tools to make this job easier whenever & ... Read More

This article will help to know how to configure an NTP (Network Time Protocol) server and client on RHEL/Cent OS Linux to manage the system clock with to help of an NTP server.NTP (Network Time Protocol)NPT is used to synchronize a computer’s machine’s time with another time source. In RHEL / CentOS Linux we can use NTP or OpenNTPD server, which provides client and server software for time synchronization.Installing NTP SoftwareThe NTP package have utilities and daemons that will synchronize the machine time to Coordinated Universal Time (UTC) via the NTP protocol. The NTP package has ntpdate (Which updates the ... Read More

In this article, we will learn about how to fix the Dirty Cow Linux Vulnerability. The Dirty Cow Linux Vulnerability was escalated on Oct 19 2016 as it is a privilege escalation vulnerability in the Linux OS on kernel level which was disclosed with the name as Dirty COW as it will create a condition that kernel handles COW (Copy-on-Write), which exists for a long time since 2007 from kernel version 2.6.22 as most of the servers are at risk.Dirty Cow means that a regular or an unprivileged user on the server will gain write access to all the files ... Read More

Parse server is an open source and is like mobile back-end. It is owned by Facebook since 2013. This server may be deployed to any infrastructure that may run Node.Js and MongoDB. This article explains about – How To Install Parse Server on Ubuntu.Prerequisitespython-software-properties packageNode.jsMongoDBTo add python-software-properties package, use the following command-$ sudo apt-get install build-essential git python-software-propertiesThe sample output should be like this –Reading package lists... Done Building dependency tree Reading state information... Done build-essential is already the newest version (12.1ubuntu2). build-essential set to manually installed. The following packages were automatically installed and are no longer required:    linux-headers-4.4.0-31 ... Read More