RouterSwitch Tech - Router Switch Blog

How to Reset a Cisco Router Back to Factory Defaults?

Posted on May 3, 2013 by RouterSwitch Tech | 0 Comments

There are two main methods to return a Cisco router to its original factory defaults. These two methods are described below. First Method This method uses the config-register 0×2102 command in global…

Use Layer-3 Switch or Router?

Posted on May 2, 2013 by RouterSwitch Tech | 0 Comments

In general, you want to use a router when most of the time the device does routing. Likewise, you want to use a switch when when most of the time…

Most Frequent Interview Questions for Network Engineers

Posted on April 28, 2013 by RouterSwitch Tech | 0 Comments

In the last article we listed 100 interview questions for network engineers. May be some of them are not often asked. Again, here we gathered most frequently asked interview questions for network engineers…

Cisco, Google Top Greenpeace IT Ranking 2013

Posted on April 27, 2013 by RouterSwitch Tech | 0 Comments

In the middle and late of April (April 22 is the Earth Day) is every year, Greenpeace will release the latest version of its Cool IT Leaderboard, which remind us…

Secure SNMP in Cisco Switches and Routers

Posted on April 25, 2013 by RouterSwitch Tech | 0 Comments

This article focus on the ways how we can secure SNMP access in Cisco Switches and Routers Simple Network Management Protocol (SNMP) uses the default UDP port 161 for general SNMP messages and UDP port 162…

Main Differences between Lines of Cisco 3750 Series Switches

Posted on April 23, 2013 by RouterSwitch Tech | 0 Comments

What are the MAIN differences between Cisco’s highly successful lines of 3750 series switches? There is a brief overview of the biggest differences between the 3750 V2, 3750-E, and the…

How to Configure SNMP on Cisco IOS-based Router/Switch?

Posted on April 22, 2013 by RouterSwitch Tech | 0 Comments

SNMP is an application-layer protocol that provides a message format for communication between SNMP managers and agents. The SNMP manager is the system used to control and monitors the activities of network hosts using SNMP; this…

Cisco 3750 Stacking Configuration

Posted on April 20, 2013 by RouterSwitch Tech | 0 Comments

Process for replacing a failed master switch in a Cisco 3750 switch stack 1. Upgrade or downgrade the software on the replacement switch to match the rest of the switch…

The Way to Activate Your Cisco ASA 5500

Posted on April 18, 2013 by RouterSwitch Tech | 0 Comments

We will show the Latest to activate the Cisco ASA 5500 firewall. Detailed info you can check as follows (Taken from Cisco’s Forum) CiscoASA# show activation-key Serial Number: ************ Running…

How to Connect to Cisco ASA?

Posted on April 16, 2013 by RouterSwitch Tech | 0 Comments

Although Cisco ASA by default ships with a configuration that already includes 2 preconfigured networks, (Outside network and Inside network configured to 192.168.1.0 subnet with configured DHCP server), which provides an easy…

EoS and EoL Announcement for the Cisco Aironet 1260 Series

Posted on April 15, 2013 by RouterSwitch Tech | 0 Comments

Cisco announces the end-of-sale and end-of-life dates for the Cisco Aironet 1260 Series. The last day to order the affected product(s) is October 7, 2013. Customers with active service contracts…

Make Our Network Green, Love Our Earth

Posted on April 11, 2013 by RouterSwitch Tech | 0 Comments

Earth Day is observed on April 22 each year, which reminds us of protecting our world in every way we can do. Nowadays, we hardly live without modern technology, electrical…

Exciting, the State Of Social Ads

Posted on April 10, 2013 by RouterSwitch Tech | 0 Comments

Social media advertising is big business–Facebook, LinkedIn and Twitter combined for well over five billion dollars in ad revenue in 2012. But while spending on social media ads continues to rise–81 percent…

EoS and EoL Announcement for the Cisco Aironet 1140 Series & Cisco Aironet 1040 Series

Posted on April 9, 2013 by RouterSwitch Tech | 0 Comments

Cisco announces the end-of-sale and end-of-life dates for the Cisco Aironet 1140 Series & the Cisco Aironet 1040 Series. The last day to order the affected product(s) is October 1,…

Cisco ASA 5520 Basic Configuration Guide

Posted on April 8, 2013 by RouterSwitch Tech | 0 Comments

The bellow is a quick start to get your Cisco ASA off the ground by the means of a few print screens It provides an easier way of explaining how…

Cisco Buys Firm Ubiquisys to Highlight Growing Interest in Small Cells

Posted on April 5, 2013 by RouterSwitch Tech | 0 Comments

The sale of U.K. hardware company Ubiquisys to Cisco is one Europe’s biggest tech exits of the past several years. Operators and telecom equipment vendors are showing a growing interest…

How to Select Power Supply for Catalyst 3750-X Series and Cisco 3560-X Switch?

Posted on April 3, 2013 by RouterSwitch Tech | 0 Comments

The Cisco Catalyst3750-X and 3560-X Series Switches are an enterprise-class lines of stackable and standalone switches, respectively. These switches provide high availability, scalability, security, energy efficiency, and ease of operation with…

Configuring Static NAT on a Cisco ASA Security Appliance

Posted on April 2, 2013 by RouterSwitch Tech | 0 Comments

Two of the most common forms of network address translation (NAT) are dynamic port address translation (PAT) and static NAT. PAT is the many-to-one form of NAT implemented in many…

5 Ways ‘Big Data’ is Going to Blow Your Mind and Change Your World

Posted on March 28, 2013 by RouterSwitch Tech | 0 Comments

Call it whatever you want—big data, data science, data intelligence—but be prepared to have your mind blown. Imagination and technology are on a collision course that will change the world…

How to Configure VLAN, STP, DTP Step by Step Guide?

Posted on March 27, 2013 by RouterSwitch Tech | 0 Comments

In this tutorial we will demonstrate that how can you Configure Access or Trunk links Create VLAN Assign VLAN membership Configure Intra VLAN routing Configure VTP Server Make VTP Clients…

Cisco to Acquire Cloud Integration Firm SolveDirect

Posted on March 27, 2013 by RouterSwitch Tech | 0 Comments

Cisco has announced this week plans to acquire SolveDirect as the company looks at adding more management tools to make it easier for businesses to manage multiple IT systems. The…