How to Configure the Cisco Switch to Run SSH

For SSH to work, your Cisco switch needs an RSA public/private key pair. The VTY relies on SSH for its secure transport. Follow these steps to set up your Cisco Switch to run SSH: Switch#conf tEnter configuration commands, one per line. End with CNTL/Z.Switch(config)#hostname HO1HO1(config)#ip domain-name key generate rsa% You already have RSA keys defined… Read More »

How to Restrict VTY – SSH access to a specific IP

Controlling Access to a VTY via SSH to a specific IP helps improve security to your Cisco Switches or Routers. You can control who can access the virtual terminal lines (vtys) to a router or Cisco Switch by applying an access list to inbound vtys. Switch(config)#access-list 1 remark “Restrict SSH Access” Switch(config)#access-list 1 permit host… Read More »

How to configure banner MOTD on Cisco switch

In this article I show you how to configure banner MOTD on Cisco switch. To configure the message-of-the-day (MOTD) banner that displays when the user logs in to a Cisco 2900 Series switch, use the banner motd command. Switch#conf t Enter configuration commands, one per line. End with CNTL/Z. Switch(config)# Switch(config)#banner motd ! Enter TEXT… Read More »

How to Initially Configure a Cisco Switch Tutorial

Configuring the Switch for the First Time. This guide describes how to initially configure a Catalyst 2900 series switch. To configure your switch you need a Cisco Console Cable, coupled with USB to 1 Serial (9 Pin) Port. This is totally dependent to the model of your Laptop. Step 1: Connect to your Cisco Switch… Read More »

NQF Levels

National Qualifications Framework NQF Levels All qualifications are graded on the NQF (National Qualifications Framework), so you’ve probably seen mention of the NQF before. The objectives of the NQF are to: Create an integrated national framework for learning achievements Facilitate access to, and mobility and progression within education, training and career paths Enhance the quality… Read More »

Installing PowerDNS (With MySQL Backend) on Debian

PowerDNS is a DNS server, written in C++ and licensed under the GPL. It runs on most Unix derivatives. PowerDNS features a large number of different backends ranging from simple BIND style zonefiles to relational databases and load balancing/failover algorithms. A DNS recursor is provided as a separate program. Installation of the PowerDNS Authoritative server… Read More »

SimpliVity Data Virtualization Platform Architecture

Simplify and scale your data center infrastructure through SimpliVity data virtualization platform using hyper-convergence. SimpliVity is accelerating its technology leadership in hyper-converged infrastructure space, definitely a killer technology and a major disruptive solution in the evolution of converged infrastructure. With SimpliVity, the hyper-converged technologies is a really change the game. Are you considering a move… Read More »

Figthing Back Against: Ransomware

Understanding: Ransomware and how to protect against ransomware attacks. Ransomware is a type of malware that holds your computer hostage. Prevention is good, Protection is better, Back up is a must Ransomware is a malicious software virus that infects a computer, network or data. During the infection, your computer will either be locked or your… Read More »

COS2626: Assignment 02: Semester 2

COS2626: Assignment 02: Semester 2: October 2015 Question 1 The following questions are based on wireless networking. 1.1 Define the term wireless spectrum. The wireless spectrum is a continuum of the electromagnetic waves used for data and voice communication. 1.2 Describe the CHARACTERISTICS wireless transmissions have in common with wired transmissions. Use of the same… Read More »