January 2013 – Router Switch Blog

Routing Information Protocol & RIP Configuration

Posted on January 31, 2013 by RouterSwitch Tech | 0 Comments

Introduction to Routing Information Protocol (RIP) IP RIP (Routing Information Protocol) comes in two different versions: 1 and 2. Version 1 is a distance vector protocol (RFC 1058) and Version 2 is a hybrid protocol (RFCs 1721 and 1722). Routing Information Protocol Version 1…

Cisco SDN Strategy Doubles Cisco Software Business

Posted on January 29, 2013 by RouterSwitch Tech | 0 Comments

As part of its goal to surpass $100-billion companies like Hewlett Packard and IBM to become the number one IT company in the world, Cisco will double its software business in the next five years, a Cisco executive said. The…

How to Configure IGRP (Interior Gateway Routing Protocol)?

Posted on January 29, 2013 by RouterSwitch Tech | 0 Comments

Interior Gateway Routing Protocol (IGRP) is a distance vector interior routing protocol (IGP) invented by Cisco. It is used by routers to exchange routing data within an autonomous system. IGRP is a proprietary protocol. IGRP was created in part to…

CCNP SWITCH 642-813 Guide: Configuring IP SLA

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

A key topic on the CCNP SWITCH exam, the Cisco IOS IP Service Level Agreement (IP SLA) feature, can be used to gather realistic information about how specific types of traffic are being handled end-to-end across a network. In this…

How to Use Cisco IP SLA to Manipulate Route Forwarding Decisions?

Posted on January 24, 2013 by RouterSwitch Tech | 0 Comments

Cisco’s IP SLAs are one of the most versatile tools we have as network engineers. You can monitor various things from TCP connection times to device availability via ICMP ping. (See here for a more exhaustive list.) With endless possibilities comes great fun!…

Cisco to Acquire Israeli Mobile Startup Intucell for $475 Million

Posted on January 24, 2013 by RouterSwitch Tech | 0 Comments

Cisco announced it intends to buy Israeli software maker Intucell for about $475 million in cash to expand its mobile network management offerings. Cisco said Intucell’s software “enables mobile carriers to plan, configure, manage, optimize and heal cellular networks automatically,…

Cisco Unified Computing System: UCS Components

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

Cisco’s Unified Computing System (UCS) provides a solution that integrates the server, network and storage resources that are used within a modern datacenter. It does this through the deployment of equipment that is managed through a single management system (UCS…

How to Configure Cisco IP SLA?

Posted on January 21, 2013 by RouterSwitch Tech | 0 Comments

Cisco IOS IP SLA (Service Level Agreement) is a tool that can be used to generate synthetic network traffic used for network management. SLA can be configured to send TCP connects, ICMP or even UDP packets. These packets can be…

Port Forwarding a Range of Ports on Cisco IOS

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

One question that routinely comes up in a particular forum that we frequent is “How do I port forward a range of ports?” Usually, this question is met with one of two answers: 1) you don’t, or 2) manually enter…

How to Configure Basic NAT with Overloading?

Posted on January 17, 2013 by RouterSwitch Tech | 0 Comments

Here’s a lab that might be helpful for those working towards the CCNA examination. We have a simple topology consisting of three routers. R8 will simply be used as a host on our “internal” network and R7 will be used…

How to Configure Static NAT for Inbound Connections?

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

Someone recently asked me how to configure Network Address Translation (NAT) so that computers on the Internet could access his internal Web and mail server through his Cisco router. This requires configuring a static NAT translation between the dedicated public…

What’s the Order of Operations for Cisco IOS?

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

“What’s the order in which IOS processes the running config between the following items? ACL Distrubute list, Route map Routing Protocol Routing What im looking for is the packet flow when it arrives thru an interface for better understanding? Does…

To Recognize Cisco Catalyst 6500 Series 8-Port 10 Gigabit Ethernet Module

Posted on January 14, 2013 by RouterSwitch Tech | 0 Comments

Cisco’s new 8-port 10 Gigabit Ethernet module doubles the 10 Gigabit Ethernet density on the Catalyst 6500 Series, providing up to 64 ports of 10 Gigabit Ethernet in a single Catalyst 6500 chassis. It is ideal for deployment in the…

Router-switch.com will End Its Activity of Winning Coupon January 31, 2013

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

Router-switch.com started its game of winning coupons for buying Cisco hardware during the big holiday. Well, so many clients tried to join this game: spin to win coupon for purchasing Cisco products, big surprise, save up to $100. No matter…

How to Set up NAT Using the Cisco IOS?

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

Network address translation (NAT) is one of those rare information technology buzzwords that do exactly what its name implies. In this case, it translates one network address into another network address. The most popular use for NAT is to connect…

How to Configure Dual ISP on Cisco ASA 5505?

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

This is article that explains how to configure dual ISPs on a Cisco ASA 5505 firewall for redundancy purpose. Suppose we have a primary high-speed ISP connection, and a cheaper DSL line connected to a Secondary ISP. Normally all of our traffic should…

How to Configure NAT in Cisco IOS?

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

NAT (Network Address Translation), it in simple terms translates an IP address into another. Network Address Translation is of different types like Static NAT (One to One) Dynamic NAT (Many to Many) Overloading (Many to One) The main purpose of…

It’s the Best Time to Buy ‘Cisco’

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

2012 has already passed, of course, the so-called doomsday has also passed, which became a meaningful memory in our life. Many people, companies and organizations listed their reviews and events of 2012. Do you list your events or memorable moments…