Thursday, October 22, 2009

ethernet cable

An ethernet cable is used to connect the internet to a computer modem router and stuff like that. To make a ethernet cable you will need a network cable, rj 45 jacks, and cable wires.


  1. Cut your wire to the length you will need make sure you have a littl eextra encase you mess up.

  2. Strip the blue tubing on the wire to about half the length of the rj 45 jack.

  3. Untwist the colored wires and make them as straight as possible.

  4. Put the colors in the right order you should notice that it is light, dark from left to right. the order is light orange, dark orange, light green, dark blue, light blue, dark blue, light brown, dark brown.

  5. Once they are in order cut them to where the wires are even.

  6. Hold the jack with the clip facing down.

  7. Put the wires in the rj 45 jack make sure they don't move out of order while in the jack.

  8. Make sure the colors are in the right order and the copper is touching the end of the jack.

  9. Make the blue tube is past the clamp.

  10. Then repeat for the other side of the cable.

Don't get frustrated or disouraged if you can't get it right at first give it time.


The first time i made a cable it took tons of tries and lots of cutting and adjusting.


now you have your ethernet cable ready to use.

Monday, October 19, 2009

Stuff

List the four benefits of using a network
  • they allow many users to access programs and data at the same time.
  • they allow users to share perisperal devices, such as printers and scanners.
  • they make personal communications easier.
  • they make is easy for users and asministrators to back up important data files.

Differentiate between WANs and LANs.

  • Lan is a wired connection through servers, WLAN is a wireless connection

Identify at least three common network topologies.

  • a hub
  • a bridge
  • a router

List four exampls of network operation system software.

  • Real-time operating systems
  • Single-user, single-tasking operating system
  • Single-user, multi-tasking operating system
  • Multi-user operating systems

Describe the difference between Client/Server Networks and Peer to Peer Networks.

  • server networks are individual computers share the porcessing and storage workload with a central server
  • is composed of participants that make a portion of their resources

Tuesday, October 13, 2009

DMCA Conspiracy Indictment Filed Involving Efforts to Crack DISH Encryption System

Jung Kwak, Phillip Allison, and Robert Ward have ben charged with one count of conspiracy to violate the Digital Millenium Copyright Act. Mr. Kwak authorized the others to break the latest DISH encription so they could get free satelite. He agreed to pay them for cracking the encritpion. Mr. Kwak paid 20,000 dollars for someone to disect and take pictures of the smart cards required to get the satelite signal. He also offered another 250,000 for the EPROM for the smart card. At Mr. Kwak’s initial appearance in United States District Court todaythe government moved that Mr. Kwak be detained without bail. They will have a maximum penalty of 5 years in prison and a 250,000 dollar fine.

Friday, October 9, 2009

Blog Questions

The purpose of a blog is to express how you feel about a certian subject or to tell family or freinds about your life over the internet. A pro to blogging is that you can talk to people you never talk to and let them know whats going on in your life. But a con is that people can find out personal information which makes them unsafe. Blogs can be used as an educational tool cause they have information about certain subject with opinions and facts on the subject.