Pipe function in IOS Memory on a Cisco device Configuration files on an IOS device IOS show command Boot sequence of a Cisco device Back up IOS configuration Configure DHCP server on a Cisco router Configure NTP on a Cisco device Use Cisco Discovery Protocol (CDP) Mapping hostnames to IP ad...
What is Unicast? Unicast is a type of communication where data is sent from one computer to another computer. In Unicast type of communication, there is only one sender, and one receiver. Example: 1) Browsing a website. (Webserver is the sender and your computer is the receiver.)...
The class A network number 127 is assigned the “loopback” function, that is, adatagram sent by a higher level protocol to a network 127 address should loop back inside the host. ... 0 and 127 were the only reserved Class A networks by 1981. 0 was used for pointing to a specific ...
Ok that’s a huge topic Let’s start with core Core: as the name implies sits at the boundary of an organizational network infrastructure. The main function of the core is to employ very powerful, speedy and resilient devices for traffic to and from the organizational unit to /from the ou...
Creating a basic Node.js application After the installation of Node.js is completed, we will try to display “Welcome” in a web browser. First create a Node.js file as Myfirst.js and include the following code in a file: var http = require('http'); http.createServer(function (req, ...
A lot of networking terminology! Terminology that you must understand to pass their exams! Terminology that is even only used on Cisco equipment, but not by the rest of the industry! Because of this, you will remember the Cisco networking terminology and assume that everyone else understands wh...
A VPN does not interfere with the function of an SPI firewall. A VPN connects you to the internet through a VPN server, while an SPI firewall simply acts as a cop for your internet traffic. When you install iProVPN, it makes an entry into the firewall with the TAP network adapter...
SAN technology allows high-speed server-to-storage, storage-to-storage, or server-to-server connectivity.2.1.10What is the main purpose of a Virtual private network (VPN)?For remote workers to have secure access to their company network from any location.2.2.1The amount of information that ...
RARP is either a predecessor of DHCP or it at least has a similar function. You send out a layer 2 frame to the broadcast address FF:FF:FF:FF:FF:FF and ask for an IP address, and then hopefully and RARP server receives the frame and gives you one. Since the whole point is to GE...
N-Tier architecture refers to the architecture of an application that has at least 3 "logical" layers -- or parts -- that are separate. Each layer interacts with only the layer directly below, and has specific function that it is responsible for. ...