Linux, Windows, Security, Programming, Network Tutorials
Modem is a device that can transmit data for long-range. The modem is a network device which is mainly used to access internet network but can be also used different special network access. The modem name is created with the conjunction of “Modulator” and “Demodulator” words which are two fundamental functions of a Modem. Modem … Read more
A Computer Network is a group of computers connected to each other via a network. This network is used to transmit data between different computers. A computer in a network is called a node. Computer Network History Computer network history goes back to the 1950s where computers were so new. Below we will list some … Read more
Router is a popular device that is used to connect different networks together. From an end-user point of view, a router is a device that is used to connect the internet. ADSL Modems ,Dialup Modems ,MetroEthernet Switch , 4G and 5G Modems also referred to as Router because of their routing function and the popularity … Read more
Network Hub is one of the most basic computer network devices. Network hub created a lot of time ago fr basic local network connectivity which. Today’s network hub is rarely used for computer networks because of its disadvantages against the Network Switches. What Is Network Hub? As its name suggests Network Hub provides a central … Read more
Technical or not most of the people know the router word. Those who know the router can understand a different thing from the word. In this tutorial, we will try to explain what is a router in a technical and non-technical way with router functions, router types and router security. What is a Router For? … Read more
In IT generally well known names are used to identify devices. This may create some time problems about the issues. One of the most asked question in the network world and at the client side “What is the difference between Modem and Router?”. In this post we will look technical and functional details and compare … Read more
Wi-Fi is a league of standards created by the Wi-Fi Alliance. Wi-Fi gives the ability to connect a network without any physical connection or cable. This makes Wi-Fi a very practical, easy, and popular solution for LAN or WAN network connections. Wireless connection ability creates some security problems for the Wi-Fi. In order to prevent … Read more
Checkpoint, Palo Alto, Cisco ACS, and others, all of them are enterprise, popular and good firewalls. But all of them require some price to pay. Is there any free alternative to these enterprise firewalls? Yes, there are a lot but most of them are not a competitor for them. Pfsense is the most advanced, powerful, … Read more
We have an Cisco device. We want to configure it from command line interface. How can we accomplish that? Connecting Device There is different ways to connect device. It can be changed according to device capabilities. But command line interface is de facto for configuration. We connect to device with telnet. $ telnet 10.0.0.1 Unprivileged … Read more