Network Troubleshooting using PING, TRACERT, IPCONFIG, NSLOOKUP commands

This article is about a series of network troubleshooting tools that you can use in command prompt to troubleshoot and gather information about your network. We’re going to go over four commands: “ipconfig”, “nslookup”, “ping”, and “tracert”. ipconfig The “ipconfig” displays the current information about your network such as your your IP and MAC address, … Read moreNetwork Troubleshooting using PING, TRACERT, IPCONFIG, NSLOOKUP commands

What is iSCSI

We can use iSCSI to create a Storage Area Network (SAN). iSCSI is a network protocol that encapsulates storage device communication data into IP packets for transmission over an Ethernet connection. This allows IP-connected hosts to access a Storage Area Network (SAN). Traditional Storage Area Networks are based on Fiber Channel. Fiber Channel SANs are very fast … Read moreWhat is iSCSI

Introduction to Remote Access

Before you start Objectives: Learn what is Remote Access, Remote Access Server, and how it is typically used and configured. Prerequisites: no prerequisites. Key terms: remote access, server, configuration, RAS, protocols, PPPoE  What is Remote Access Remote Access allows a host to connect to a server or a private network, and access resources on the server or network … Read moreIntroduction to Remote Access

Connecting to the Internet

Before you start Objectives: Learn about different technologies that can be used to connecto to the Internet. Prerequisites: no prerequisites. Key terms: Internet, connection, technology, Dial-up, ISDN, DSL, Cable, Satellite, Wireless  Public Switched Telephone Network (PSTN) The first method to connect to the Internet is using was PSTN. With PSTN we use a modem device, which takes a … Read moreConnecting to the Internet

Overview of WAN Access Technologies

Before you start Objectives: Learn about different technologies and services which can be utilized to connect to the WAN. Prerequisites: You have to know what a WAN is, and why it is used. Key terms: WAN, PSTN, ISDN, ATM, Frame Relay, SONET, MPLS  Public Switched Telephone Network (PSTN) To connect one site (location) to another, over WAN, we … Read moreOverview of WAN Access Technologies

WAN Organization and Structure

Before you start Objectives: Learn about different parts of WAN, how we call them, who is responsible for which part of the WAN, and about different methods to send data in WAN. Prerequisites: no prerequisites. Key terms: WAN, structure, Packet Switching, Circuit Switching, organization  WAN Components Organizations often rely on (contract with) Service Providers who have the necessary … Read moreWAN Organization and Structure

Configuring Wireless Networks in General

Before you start Objectives: Learn which configuration options are required in order to set up wireless network properly. Prerequisites: you should know about wireless networks in general. Key terms: wireless, network, SSID, access, configure, wap, beacon, NIC, WPA Configuring Wireles Access Point (WAP) The first thing we need to do is to configure the WAP. Most WAPs will … Read moreConfiguring Wireless Networks in General