Wednesday, February 29, 2012
Packet Tracer 1.1.5 Cabling Devices
In this lab was able to to connect devices cabling wise. All the devices in the had no connections so i was able to connect all of them with virtually no effort since it was a step by step process. the objectives were obviously to connect the devices and verify the connections. Some of the were connected without having to choose the port, but that was only the beginning. After that i had to choose a specific port for all of the remaining devices so that they would work properly. After connecting PC1 to the first port on Hub H1 i then connected H1 to to the FastEthernet0/0 on router R2. this was practically how i had to connect the other router and the other computer. Not including the details all that was left to do was assign the right port to the corresponding cable. As soon as i saw all the link lights green i knew i had to be done so i checked results and was complete.
Packet Tracer 1.1.4
In this lab of packet tracer i was given a routing table unlike the previous packet tracer. Here i was ale to troubleshoot a router. So i pressed the router and entered the cli for proper configuring. I started with entering the name of the router and entering a bunch of passwords to enable further access. i was then asked to enter a IP address which was 192.168.2.2. i was then given a subnet mask of 255.255.255.0 which went based on the address i entered. i then analyzed the results and i noticed everything was running the way it is supposed to be based on the green lights each side of the machine. the way in which i was able to "Examine the results of using setup" was by entering exec mode and entering the enable command. after entering the enable secret command i could see the new configuration by entering yet another command which would be show running-config. this would be 100% completion for this packet tracer.
Packet Tracer 1.1.1
In this introduction packet tracer for chapter 1 it gave me a complex server with a bunch of computers, switches, routers etc. I noticed that they did not have a routing table and the activity just told me to analyze everything and get a basic understanding of how things are connected. i than opened the simulation to see how the packets move around and noticed that a lot of the packets show a "x" at the bottom right of the packet. my hypothetical explanation about this is that since there is no routing table the packet most likely doesn't know where to go. As a result, the packet will most likely never get to where its supposed to go until proper addressing and configurations are made.
Monday, February 27, 2012
Stage 2 Forwarding Packets
in stage what i think will happen is similar to some of the things that were done for stage 1. Basically me and my group will pass it around to the correct students that meet the criteria. what is says for the steps are pretty self explanatory. Although for step six i am a little curious about. is says that "ST6 forwards it to the hypothetical destination, which is router 2". the last time a checked the word hypothetical usually refers to the best route in my opinion (could be wrong). so far today no one in the group has been assigned as the router for this activity, but i guess we shall see tomorrow.
Wednesday, February 15, 2012
Lab 1.3.2 packet tracer
What was done in this lab was practically configuring routers. This lab focused on how the routing table is built and how it works. the way in which a router builds a routing table is by adding the networks for the IP addresses configures on each of the interfaces that are online for that router. i also used the CLI and typed in commands to configure the routing tables. it was straight foward and most of the steps just needed to be repeated for the other router. After that all; that needed to be done was to check the connectivity using the ping.
Monday, January 16, 2012
Web Seminar Essay
Carlos Dominguez is a Senior Vice President at Cisco. He is also a motivational speaker who show his audiences on how technology is changing the world in terms of how we communicate, and more importantly how we work. From listening to his Web Seminar i personally feel more motivated in learning more about technology and pursuing a career in the fields of technology. He explained very thoroughly, even to the extent where he put it into three main ideas. I also was able to see how quickly the world is changing in terms of technology. Giving me a detailed explanation of how advanced we are becoming to the point where we just keep growing and advancing farther.
According to Carlos Dominguez the way in which you become a change agent is by embracing the changes that occur in your life. I think what he means by that is to learn and adapt to what is happening around you. Technology is changing rapidly and we should adapt to that idea. The more that we know about the changes that are happening around us the better understanding we get of what is happening around us. Having the right technology accompanied with the right culture you get a winning company. It doesn't pay off just to have good technology to be successful. If you lack the motivation and dedication then the technology is practically useless. How do you think all this great technology was able to advance so far in only a few decades. It is because people came out with new ideas with the technology they already had, and made it better. Examples of this are everywhere. Originally the first of computers were huge and took so much time just to process simple messages. As time passed people made it smaller, faster, and efficient. This better technology made communication so much better, and the spreading of ideas so much easier.That is what is meant by technology and the right culture making winning companies.
The Web Seminar had three main ideas that it was trying to teach us. One is how quickly things are changing. Social networks such as facebook have skyrocketed in terms of users. In 7 years it went from 0 to 750 million users. That shows how many people are know almost interconnected with each other. Not just facebook but even twitter. These sites are the reason some dictators in the middle east have fallen. People would get together through facebook and spread the word. This has been very common these past years. the second idea is power of the people. As groups we have shown that we can do anything. As i stated before the overthrowing of dictators in the middle east is evidence of that power. The information we put on the internet is for us to control and manipulate. Third idea is that everything is going to be connected. Meaning that everything around us including where we live, refrigerators, desks, kitchen counters, etc. A really awesome commercial was shown where an example of how everything would look like if it where interconnected. There screens everywhere from the kitchen counter, mirror in the bathroom etc. the person was literally texting to someone on the mirror of the bathroom which is incredible. The idea of a house of the future being like that really motivated me to dedicate myself to make a difference in the field of technology.
What impacted me the most about this Web Seminar was the idea of how everything will soon be interconnected. That part of the Seminar is what really impacted me to dedicate myself to learning all i can about technology. I really want to be apart of that future idea and build into it if i can. I think that i could possibly follow into Carlos's footsteps in terms of making technology impact our lives much more then it already has. To the point where we literally can't live without technology. i believe that technology is priceless in terms of how much it benefits us in communication, work load, etc. Technology really impacts our lives greatly since we use almost all the time.
To summarize this the three main points given to me by this seminar have really opened my eyes on how beneficial and attached technology is in our lives. i knew before hand the importance of technology but this has shown much more. The idea of how quick things are changing, power of the people, and everything being interconnected, has really motivated me to continue learning about networking. Carlos Rodriguez is someone i would like to follow, in terms of his ideas, and hi views toward technology. Hopefully this motivation has spread to other people since more people would be more beneficial to succeed in the future. Just like Carlos's
main idea of power of the people. In groups we can do everything.
Chapter 8 Case Study
What's the name of this kind of interference?
The name of this interference is called external interference.
Explain why it can slow down the network traffic?
It can slow down the network traffic because the cables is where all data are being sent through. With the extra cables added behind the walls the signaling interferes with the cables of the ACME server and switch. This interference or "noise" is the source of the external interference.
Would the result of the tests be any different if the networking cabling was running next to a just installed small alarm clock instead of an A/C unit? Why?
I think that installing a small alarm clock would most likely result in better results because compared to the A/C unit it takes more power and wiring. The alarm clock has its benefits over the A/C, like less interference since and as a result better flow in the network.
The name of this interference is called external interference.
Explain why it can slow down the network traffic?
It can slow down the network traffic because the cables is where all data are being sent through. With the extra cables added behind the walls the signaling interferes with the cables of the ACME server and switch. This interference or "noise" is the source of the external interference.
Would the result of the tests be any different if the networking cabling was running next to a just installed small alarm clock instead of an A/C unit? Why?
I think that installing a small alarm clock would most likely result in better results because compared to the A/C unit it takes more power and wiring. The alarm clock has its benefits over the A/C, like less interference since and as a result better flow in the network.
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