Networking - Router Switch Blog

Cisco at London Olympics 2012: More Than Numbers, Stories Continue…

Posted on July 27, 2012 by RouterSwitch Tech | 0 Comments

London Olympics final countdown begins. It’s exciting to welcoming the Opening Ceremonies of the 2012 Summer Olympic Games in London. To prepare a perfect sport feast for all the people in the world, London and its partners did a lot…

How to Configure IPSEC Encryption with the Cisco IOS?

Posted on July 27, 2012 by RouterSwitch Tech | 0 Comments

How to Configure IPSEC Encryption with the Cisco IOS (site to site VPN tunneling)? The OSPF dynamic routing protocol is probably the most popular LAN routing protocol today. OSPF can scale to the largest LANs but can also start out…

Cisco Layoffs, Part of Its ‘Transformation Project’

Posted on July 25, 2012 by RouterSwitch Tech | 0 Comments

Cisco’s layoffs this week could be the first in a series of cutbacks hitting product lines and business units that have underperformed. Wide Area Application Services (WAAS), Collaboration, Linksys and Advanced Services have been hit with the pink slips, mostly in sales…

“Router-switch.com”, Our New Company Landing in U.S.–Professional Cisco Supply Service is Around You

Posted on July 24, 2012 by RouterSwitch Tech | 0 Comments

As router-switch.com founded its branch office in USA, it is also welcoming its 10th anniversary in 2012. From “a small potato” to “a big apple”, router-switch.com did a great effort to realize its goals one by one. Well, in fact,…

How to Configure EIGRP on a Cisco Router?

Posted on July 23, 2012 by RouterSwitch Tech | 0 Comments

Do you need to configure dynamic routing protocol for you network? EIGRP may be an excellent choice. It is a full-featured routing protocol that can grow as your network grows. Let’s learn how to configure EIGRP in the Cisco IOS.…

OSPF, How to Configure OSPF in the Cisco IOS?

Posted on July 19, 2012 by RouterSwitch Tech | 0 Comments

OSPF is an interior gateway protocol that routes Internet Protocol (IP) packets solely within a single routing domain (autonomous system). It gathers link state information from available routers and constructs a topology map of the network. The topology determines the…

Cisco Routing Quiz for Preparing CCNA Exam

Posted on July 18, 2012 by RouterSwitch Tech | 0 Comments

How to prepare Cisco CCNA Exam? What CCNA topics would be contained while preparing? Some CCNA experts pointed out 7 main CCNA topics (not for the test but for the real-world), IP subnetting, ACLs, Routing, Security – secure the router…

How to Configure VoIP on a Cisco 871 Router?

Posted on July 17, 2012 by RouterSwitch Tech | 0 Comments

I would like to have some pointers – Can someone tell me how I can have configured the Cisco 871 Router for VOIP – incoming AND outgoing calls? Most Voice over IP services and applications offer substantial savings over regular…

CCNP TSHOOT: Cisco Troubleshooting Techniques & Procedures

Posted on July 13, 2012 by RouterSwitch Tech | 0 Comments

Troubleshooting techniques are vital to understand to obtain the Cisco certified Network Professional (CCNP) and other higher level certifications. Sean Wilkins, an accomplished networking consultant for SR-W Consulting, wrote an article of Cisco Troubleshooting Techniques & Procedures. So you can…

Configuring Local Username Database in Cisco IOS

Posted on July 12, 2012 by RouterSwitch Tech | 0 Comments

How to configure Local Username Database in Cisco IOS? David Davis, the director of Infrastructure at Train Signal – the global leader in video training for IT Pros, wrote the article “Configuring Local Username Database in Cisco IOS”. In this article, we…

How to Prepare for the CCIE Voice Written Exam?

Posted on July 10, 2012 by RouterSwitch Tech | 0 Comments

How to prepare for the CCIE Written Exam? CCIE consultant Mark Lewis wrote an article “How to pass the CCIE Voice written exam”, more detailed info, tips as well as experience for CCIE Voice Written Exam Preparation. Let’s read it. The…

Guide to Cisco CCNA Voice Exam 640-461…Reviews, Main Topics

Posted on July 6, 2012 by RouterSwitch Tech | 0 Comments

“Hi guys, now I´m going to prepare CCNA Voice, I´ve some videos of 640-460 and Official Exam Certification Guide. My lab consists in two cisco 4506c with iPhones 794x series but… anyone suggest me any other kind of material?”—Oscar “I…

Top 5 VoIP Concepts to Know for CCNA Voice—VoIP Basic for CCNA Voice Exam

Posted on July 5, 2012 by RouterSwitch Tech | 0 Comments

The demand for IT professionals with a strong network background in Voice and Telephony technologies is growing. Brief Info of CCNA Voice Certification The Cisco Certified Network Associate Voice (CCNA Voice) validates associate-level knowledge and skills required to administer a…

How to Configure a Cisco Unified IP Phone 7921 with Call Manager Express?

Posted on July 4, 2012 by RouterSwitch Tech | 0 Comments

The Cisco Call Manager Express (CME) software has a new name, Cisco Unified Communications Manager Express. However, it provides the same service, namely IP Telephony that runs on Cisco Integrated Services routers. The Cisco 7921 IP Phone is one of…

Main Network Hardware’s Difference: Integrated Devices, Router, Network Switch & Firewall

Posted on June 29, 2012 by RouterSwitch Tech | 0 Comments

If you are used to working with home networking gear, you will be used to an integrated device that “does it all”. On a home network, you may have one box that is a cable/DSL modem, router, firewall, switch, and…

Cisco Debuts Linksys Smart Wi-Fi Routers-EA6500, the Linksys Universal Media Connector

Posted on June 29, 2012 by RouterSwitch Tech | 0 Comments

Cisco’s latest Smart Wi-Fi Router, the Linksys EA6500 , features six antennas and 802.11ac wireless technology. Cisco is raising the bar on wireless networking and connectivity with its latest two offerings, the Linksys Smart Wi-Fi Router and compatible Universal Media…

Wireless Network: How to Configure Wireless Security?

Posted on June 29, 2012 by RouterSwitch Tech | 0 Comments

Wireless security is the prevention of unauthorized access or damage to computers using wireless networks. The most common types of wireless security are Wired Equivalent Privacy (WEP) and Wi-Fi Protected Access (WPA). WEP is one of the least secure forms…

WLAN, WLAN’S Role & Advantages

Posted on June 28, 2012 by RouterSwitch Tech | 0 Comments

A WLAN, also known as Wireless LAN, is a sort of Local Area Network (LAN) that implements high frequency radio waves instead of wires to communicate and transmit data. It is a supple data communication method put into practice as…

Cisco Study: Online Shopping Fuels Rise in Customer Expectations

Posted on June 26, 2012 by RouterSwitch Tech | 0 Comments

With the advent of the Internet, retailers nowadays enjoy new sales opportunities outside the four walls through the creation of an online store. But with this development, customer demands and expectations are rising significantly, since in just minutes on the…

Cisco WebEx Social: Bringing Social Collaboration to Mobile Devices…

Posted on June 25, 2012 by RouterSwitch Tech | 0 Comments

Cisco Systems has expanded its Web conferencing brand WebEX in an effort to offer its customers a more social experience with its unified communications and collaboration technologies. It has rebranded Quad, its enterprise social-software product, as Cisco WebEx Social and…

3 WAN Protocols: HDLC, PPP, and Frame-Relay You Should Know

Posted on June 21, 2012 by RouterSwitch Tech | 0 Comments

Your company is connected to the Internet, isn’t it? So what WAN protocol do you use to connect to the Internet? Chances are, that if you have a T1 leased line to the Internet or a private network between locations,…

How Router Interfaces get Their Names on Cisco Routers?

Posted on June 20, 2012 by RouterSwitch Tech | 0 Comments

Why is your router’s Ethernet interface called Ethernet0/0 on one router but Ethernet 3/0 on another router? Where do these names come from? This tutorial will explain how Cisco router interfaces get their names. Where do Router Interfaces get Their…