We are starting with Routers without any configuration, so the first step is to assign IP addresses and enable interfaces on the routers and on the switch. Here is the network table what are we gonna use: PC 192.168.0.1Router1 G0/1-192.168.0.2 G0/0-172.16.0.2Router2 G0/0-10.0.0.3Router3 G0/0-10.0.0.2Router0 G0/0-10.0.0.1 G0/1-172.16.0.1 When all the interfaces are UP, and the PC is …
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Month:November 2019
Routing Protocols – Basics
Rip,Ripv2,IGRP,EIGRP,OSPF,IS-IS,EGP,BGP… The routing protocol is an internal set of rules that describes the way how should a router chooses a path and make routing possible between networks. They typically using algorithms to calculate the best possible route from one network to another. The routing protocols are divided into two main categories: 1-IGP – Internal Gateway …
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Static Routing and Summary route Basic Config
Static routing is likely used routing method in small networks with simple topologies, for quick creation and testing interconnections, and for backup if primary routes fail. Do not use static routing in large networks and networks where are scaling expected. In this example, I will build up a simple network and show static routing, static …
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Implementing smart heating
My old thermostat gave up the fight after 12 years of working, I haven’t dig deep into what was the real problem with it. For some reason, it forgot to turn the heater off, so after some days with 25+ C temperature in the house, with a water temperature of +90 C we decided to …
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Turning Off DNS lookup on 1841 routers
Durning testing and configuration, even more during the learning process it happens that by mistake we write a command that looks similar to DNS address. During my experiments it happened to me a lot of times, unfortunately the process of DNS lookup can’t be stopped so I was forced to wait it out. Quiet frustrating, …
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Resetting password on Cisco 1841 Router
If the unfortunate situation happens that the password on Cisco router is forgotten or, like in my case, the newly purchased Lab equipment already have, for us unknown password, we still have an option to reset it. For understanding the procedure we have to see the way how the router is booting up. When we …
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Setting up a Cisco home lab
For good understanding, nothing can be more helpful than real equipment. There is no packet tracer or gns3 what can replace the feeling and experience gained by plugging in serial cable to enterprise category cisco router, or hear the terrible noise of switches. 🙂 After a little search on my friend Google I found out …
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