What is syslog

Syslog is a standardized way of producing log information. This is really popular in Linux computers or UNIX computers, while Windows does a similar thing with the Event Log. Pretty much all routers, switches, firewalls, wireless controllers, and all sorts of other devices out there can produce syslog data. As your network grows you’ll find … Read more What is syslog

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 more Network 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 more What 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 more Introduction 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 more Connecting 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 more Overview of WAN Access Technologies